Home / 29,083.08-40,139.04-17,759.16

Finding the Fourth Proportional to 29,083.08, 40,139.04 and 17,759.16

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Solution

The fourth proportional to 29,083.08, 40,139.04 and 17,759.16 is: 24,510.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,083.08 : 40,139.04 = 17,759.16 : x
  2. Step 2: Convert to fraction form
    29,083.08/40,139.04 = 17,759.16/x
  3. Step 3: Cross multiply
    29,083.08x = 40,139.04 × 17,759.16
  4. Step 4: Simplify right side
    29,083.08x = 712,835,633.61
  5. Step 5: Solve for x
    x = 712,835,633.61/29,083.08
  6. Step 6: Final answer
    x = 24,510.32

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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.