Home / 124,830.11-187,253.04-52,769.58

Finding the Fourth Proportional to 124,830.11, 187,253.04 and 52,769.58

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Solution

The fourth proportional to 124,830.11, 187,253.04 and 52,769.58 is: 79,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,830.11 : 187,253.04 = 52,769.58 : x
  2. Step 2: Convert to fraction form
    124,830.11/187,253.04 = 52,769.58/x
  3. Step 3: Cross multiply
    124,830.11x = 187,253.04 × 52,769.58
  4. Step 4: Simplify right side
    124,830.11x = 9,881,264,274.52
  5. Step 5: Solve for x
    x = 9,881,264,274.52/124,830.11
  6. Step 6: Final answer
    x = 79,157.70

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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.