Home / 118,269.95-177,433.17-39,384.86

Finding the Fourth Proportional to 118,269.95, 177,433.17 and 39,384.86

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Solution

The fourth proportional to 118,269.95, 177,433.17 and 39,384.86 is: 59,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,269.95 : 177,433.17 = 39,384.86 : x
  2. Step 2: Convert to fraction form
    118,269.95/177,433.17 = 39,384.86/x
  3. Step 3: Cross multiply
    118,269.95x = 177,433.17 × 39,384.86
  4. Step 4: Simplify right side
    118,269.95x = 6,988,180,559.81
  5. Step 5: Solve for x
    x = 6,988,180,559.81/118,269.95
  6. Step 6: Final answer
    x = 59,086.70

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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.