Home / 42,701.76-58,898.79-29,274.21

Finding the Fourth Proportional to 42,701.76, 58,898.79 and 29,274.21

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Solution

The fourth proportional to 42,701.76, 58,898.79 and 29,274.21 is: 40,378.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,701.76 : 58,898.79 = 29,274.21 : x
  2. Step 2: Convert to fraction form
    42,701.76/58,898.79 = 29,274.21/x
  3. Step 3: Cross multiply
    42,701.76x = 58,898.79 × 29,274.21
  4. Step 4: Simplify right side
    42,701.76x = 1,724,215,547.21
  5. Step 5: Solve for x
    x = 1,724,215,547.21/42,701.76
  6. Step 6: Final answer
    x = 40,378.09

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Find fourth proportional to 42,702.76, 58,900.17 and 29,275.21
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.