Home / 52,070.84-78,132.18-38,333.24

Finding the Fourth Proportional to 52,070.84, 78,132.18 and 38,333.24

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Solution

The fourth proportional to 52,070.84, 78,132.18 and 38,333.24 is: 57,518.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,070.84 : 78,132.18 = 38,333.24 : x
  2. Step 2: Convert to fraction form
    52,070.84/78,132.18 = 38,333.24/x
  3. Step 3: Cross multiply
    52,070.84x = 78,132.18 × 38,333.24
  4. Step 4: Simplify right side
    52,070.84x = 2,995,059,607.66
  5. Step 5: Solve for x
    x = 2,995,059,607.66/52,070.84
  6. Step 6: Final answer
    x = 57,518.94

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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.