Home / 102,543.42-141,511.24-59,532.96

Finding the Fourth Proportional to 102,543.42, 141,511.24 and 59,532.96

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Solution

The fourth proportional to 102,543.42, 141,511.24 and 59,532.96 is: 82,156.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,543.42 : 141,511.24 = 59,532.96 : x
  2. Step 2: Convert to fraction form
    102,543.42/141,511.24 = 59,532.96/x
  3. Step 3: Cross multiply
    102,543.42x = 141,511.24 × 59,532.96
  4. Step 4: Simplify right side
    102,543.42x = 8,424,582,990.47
  5. Step 5: Solve for x
    x = 8,424,582,990.47/102,543.42
  6. Step 6: Final answer
    x = 82,156.25

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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.