Home / 102,241.47-153,363.18-63,784.65

Finding the Fourth Proportional to 102,241.47, 153,363.18 and 63,784.65

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Solution

The fourth proportional to 102,241.47, 153,363.18 and 63,784.65 is: 95,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,241.47 : 153,363.18 = 63,784.65 : x
  2. Step 2: Convert to fraction form
    102,241.47/153,363.18 = 63,784.65/x
  3. Step 3: Cross multiply
    102,241.47x = 153,363.18 × 63,784.65
  4. Step 4: Simplify right side
    102,241.47x = 9,782,216,440.26
  5. Step 5: Solve for x
    x = 9,782,216,440.26/102,241.47
  6. Step 6: Final answer
    x = 95,677.58

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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.