Home / 58,186.06-80,290.50-39,061.96

Finding the Fourth Proportional to 58,186.06, 80,290.50 and 39,061.96

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Solution

The fourth proportional to 58,186.06, 80,290.50 and 39,061.96 is: 53,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,186.06 : 80,290.50 = 39,061.96 : x
  2. Step 2: Convert to fraction form
    58,186.06/80,290.50 = 39,061.96/x
  3. Step 3: Cross multiply
    58,186.06x = 80,290.50 × 39,061.96
  4. Step 4: Simplify right side
    58,186.06x = 3,136,304,299.38
  5. Step 5: Solve for x
    x = 3,136,304,299.38/58,186.06
  6. Step 6: Final answer
    x = 53,901.30

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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.