Home / 71,256.74-98,333.66-42,574.84

Finding the Fourth Proportional to 71,256.74, 98,333.66 and 42,574.84

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Solution

The fourth proportional to 71,256.74, 98,333.66 and 42,574.84 is: 58,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,256.74 : 98,333.66 = 42,574.84 : x
  2. Step 2: Convert to fraction form
    71,256.74/98,333.66 = 42,574.84/x
  3. Step 3: Cross multiply
    71,256.74x = 98,333.66 × 42,574.84
  4. Step 4: Simplify right side
    71,256.74x = 4,186,539,701.72
  5. Step 5: Solve for x
    x = 4,186,539,701.72/71,256.74
  6. Step 6: Final answer
    x = 58,752.90

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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.