Home / 29,085.80-40,142.18-17,752.94

Finding the Fourth Proportional to 29,085.80, 40,142.18 and 17,752.94

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Solution

The fourth proportional to 29,085.80, 40,142.18 and 17,752.94 is: 24,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085.80 : 40,142.18 = 17,752.94 : x
  2. Step 2: Convert to fraction form
    29,085.80/40,142.18 = 17,752.94/x
  3. Step 3: Cross multiply
    29,085.80x = 40,142.18 × 17,752.94
  4. Step 4: Simplify right side
    29,085.80x = 712,641,713.01
  5. Step 5: Solve for x
    x = 712,641,713.01/29,085.80
  6. Step 6: Final answer
    x = 24,501.36

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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.