Home / 54,729.18-75,526.29-29,578.68

Finding the Fourth Proportional to 54,729.18, 75,526.29 and 29,578.68

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Solution

The fourth proportional to 54,729.18, 75,526.29 and 29,578.68 is: 40,818.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,729.18 : 75,526.29 = 29,578.68 : x
  2. Step 2: Convert to fraction form
    54,729.18/75,526.29 = 29,578.68/x
  3. Step 3: Cross multiply
    54,729.18x = 75,526.29 × 29,578.68
  4. Step 4: Simplify right side
    54,729.18x = 2,233,967,963.50
  5. Step 5: Solve for x
    x = 2,233,967,963.50/54,729.18
  6. Step 6: Final answer
    x = 40,818.59

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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.