Home / 38,490.07-53,068.25-29,426.66

Finding the Fourth Proportional to 38,490.07, 53,068.25 and 29,426.66

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Solution

The fourth proportional to 38,490.07, 53,068.25 and 29,426.66 is: 40,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490.07 : 53,068.25 = 29,426.66 : x
  2. Step 2: Convert to fraction form
    38,490.07/53,068.25 = 29,426.66/x
  3. Step 3: Cross multiply
    38,490.07x = 53,068.25 × 29,426.66
  4. Step 4: Simplify right side
    38,490.07x = 1,561,621,349.55
  5. Step 5: Solve for x
    x = 1,561,621,349.55/38,490.07
  6. Step 6: Final answer
    x = 40,572.06

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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.