Home / 59,045.36-81,491.28-38,899.04

Finding the Fourth Proportional to 59,045.36, 81,491.28 and 38,899.04

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Solution

The fourth proportional to 59,045.36, 81,491.28 and 38,899.04 is: 53,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,045.36 : 81,491.28 = 38,899.04 : x
  2. Step 2: Convert to fraction form
    59,045.36/81,491.28 = 38,899.04/x
  3. Step 3: Cross multiply
    59,045.36x = 81,491.28 × 38,899.04
  4. Step 4: Simplify right side
    59,045.36x = 3,169,932,560.37
  5. Step 5: Solve for x
    x = 3,169,932,560.37/59,045.36
  6. Step 6: Final answer
    x = 53,686.40

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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.