Home / 52,631.24-78,927.95-19,343.88

Finding the Fourth Proportional to 52,631.24, 78,927.95 and 19,343.88

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Solution

The fourth proportional to 52,631.24, 78,927.95 and 19,343.88 is: 29,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,631.24 : 78,927.95 = 19,343.88 : x
  2. Step 2: Convert to fraction form
    52,631.24/78,927.95 = 19,343.88/x
  3. Step 3: Cross multiply
    52,631.24x = 78,927.95 × 19,343.88
  4. Step 4: Simplify right side
    52,631.24x = 1,526,772,841.81
  5. Step 5: Solve for x
    x = 1,526,772,841.81/52,631.24
  6. Step 6: Final answer
    x = 29,008.87

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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.