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Finding the Fourth Proportional to 95,585.60, 143,329.80 and 56,154.80

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Solution

The fourth proportional to 95,585.60, 143,329.80 and 56,154.80 is: 84,203.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,585.60 : 143,329.80 = 56,154.80 : x
  2. Step 2: Convert to fraction form
    95,585.60/143,329.80 = 56,154.80/x
  3. Step 3: Cross multiply
    95,585.60x = 143,329.80 × 56,154.80
  4. Step 4: Simplify right side
    95,585.60x = 8,048,656,253.04
  5. Step 5: Solve for x
    x = 8,048,656,253.04/95,585.60
  6. Step 6: Final answer
    x = 84,203.65

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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.