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Finding the Fourth Proportional to 57,758.04, 86,601.42 and 22,681.80

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Solution

The fourth proportional to 57,758.04, 86,601.42 and 22,681.80 is: 34,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,758.04 : 86,601.42 = 22,681.80 : x
  2. Step 2: Convert to fraction form
    57,758.04/86,601.42 = 22,681.80/x
  3. Step 3: Cross multiply
    57,758.04x = 86,601.42 × 22,681.80
  4. Step 4: Simplify right side
    57,758.04x = 1,964,276,088.16
  5. Step 5: Solve for x
    x = 1,964,276,088.16/57,758.04
  6. Step 6: Final answer
    x = 34,008.70

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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.