Home / 117,724.47-176,697.68-42,916.92

Finding the Fourth Proportional to 117,724.47, 176,697.68 and 42,916.92

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Solution

The fourth proportional to 117,724.47, 176,697.68 and 42,916.92 is: 64,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,724.47 : 176,697.68 = 42,916.92 : x
  2. Step 2: Convert to fraction form
    117,724.47/176,697.68 = 42,916.92/x
  3. Step 3: Cross multiply
    117,724.47x = 176,697.68 × 42,916.92
  4. Step 4: Simplify right side
    117,724.47x = 7,583,319,982.16
  5. Step 5: Solve for x
    x = 7,583,319,982.16/117,724.47
  6. Step 6: Final answer
    x = 64,415.83

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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.