Home / 191,002.70-286,503.68-50,761.32

Finding the Fourth Proportional to 191,002.70, 286,503.68 and 50,761.32

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Solution

The fourth proportional to 191,002.70, 286,503.68 and 50,761.32 is: 76,141.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,002.70 : 286,503.68 = 50,761.32 : x
  2. Step 2: Convert to fraction form
    191,002.70/286,503.68 = 50,761.32/x
  3. Step 3: Cross multiply
    191,002.70x = 286,503.68 × 50,761.32
  4. Step 4: Simplify right side
    191,002.70x = 14,543,304,981.66
  5. Step 5: Solve for x
    x = 14,543,304,981.66/191,002.70
  6. Step 6: Final answer
    x = 76,141.88

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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.