Home / 86,072.79-129,098.91-22,897.55

Finding the Fourth Proportional to 86,072.79, 129,098.91 and 22,897.55

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Solution

The fourth proportional to 86,072.79, 129,098.91 and 22,897.55 is: 34,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,072.79 : 129,098.91 = 22,897.55 : x
  2. Step 2: Convert to fraction form
    86,072.79/129,098.91 = 22,897.55/x
  3. Step 3: Cross multiply
    86,072.79x = 129,098.91 × 22,897.55
  4. Step 4: Simplify right side
    86,072.79x = 2,956,049,155.28
  5. Step 5: Solve for x
    x = 2,956,049,155.28/86,072.79
  6. Step 6: Final answer
    x = 34,343.59

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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.