Home / 103,333.92-155,000.57-36,776.62

Finding the Fourth Proportional to 103,333.92, 155,000.57 and 36,776.62

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Solution

The fourth proportional to 103,333.92, 155,000.57 and 36,776.62 is: 55,164.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,333.92 : 155,000.57 = 36,776.62 : x
  2. Step 2: Convert to fraction form
    103,333.92/155,000.57 = 36,776.62/x
  3. Step 3: Cross multiply
    103,333.92x = 155,000.57 × 36,776.62
  4. Step 4: Simplify right side
    103,333.92x = 5,700,397,062.67
  5. Step 5: Solve for x
    x = 5,700,397,062.67/103,333.92
  6. Step 6: Final answer
    x = 55,164.82

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1.5x scale

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.