Home / 39,689.13-59,535.06-19,956.93

Finding the Fourth Proportional to 39,689.13, 59,535.06 and 19,956.93

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Solution

The fourth proportional to 39,689.13, 59,535.06 and 19,956.93 is: 29,936.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.13 : 59,535.06 = 19,956.93 : x
  2. Step 2: Convert to fraction form
    39,689.13/59,535.06 = 19,956.93/x
  3. Step 3: Cross multiply
    39,689.13x = 59,535.06 × 19,956.93
  4. Step 4: Simplify right side
    39,689.13x = 1,188,137,024.97
  5. Step 5: Solve for x
    x = 1,188,137,024.97/39,689.13
  6. Step 6: Final answer
    x = 29,936.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.