Home / 191,769.04-287,552.18-85,106.62

Finding the Fourth Proportional to 191,769.04, 287,552.18 and 85,106.62

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Solution

The fourth proportional to 191,769.04, 287,552.18 and 85,106.62 is: 127,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,769.04 : 287,552.18 = 85,106.62 : x
  2. Step 2: Convert to fraction form
    191,769.04/287,552.18 = 85,106.62/x
  3. Step 3: Cross multiply
    191,769.04x = 287,552.18 × 85,106.62
  4. Step 4: Simplify right side
    191,769.04x = 24,472,592,589.43
  5. Step 5: Solve for x
    x = 24,472,592,589.43/191,769.04
  6. Step 6: Final answer
    x = 127,614.93

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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.