Home / 53,626.82-74,006.55-29,428.88

Finding the Fourth Proportional to 53,626.82, 74,006.55 and 29,428.88

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Solution

The fourth proportional to 53,626.82, 74,006.55 and 29,428.88 is: 40,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,626.82 : 74,006.55 = 29,428.88 : x
  2. Step 2: Convert to fraction form
    53,626.82/74,006.55 = 29,428.88/x
  3. Step 3: Cross multiply
    53,626.82x = 74,006.55 × 29,428.88
  4. Step 4: Simplify right side
    53,626.82x = 2,177,929,509.13
  5. Step 5: Solve for x
    x = 2,177,929,509.13/53,626.82
  6. Step 6: Final answer
    x = 40,612.70

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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.