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Finding the Fourth Proportional to 114,265.89, 157,687.56 and 63,280.24

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Solution

The fourth proportional to 114,265.89, 157,687.56 and 63,280.24 is: 87,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,265.89 : 157,687.56 = 63,280.24 : x
  2. Step 2: Convert to fraction form
    114,265.89/157,687.56 = 63,280.24/x
  3. Step 3: Cross multiply
    114,265.89x = 157,687.56 × 63,280.24
  4. Step 4: Simplify right side
    114,265.89x = 9,978,506,247.60
  5. Step 5: Solve for x
    x = 9,978,506,247.60/114,265.89
  6. Step 6: Final answer
    x = 87,327.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.