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Finding the Fourth Proportional to 114,613.14, 171,957.07 and 57,657.66

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Solution

The fourth proportional to 114,613.14, 171,957.07 and 57,657.66 is: 86,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,613.14 : 171,957.07 = 57,657.66 : x
  2. Step 2: Convert to fraction form
    114,613.14/171,957.07 = 57,657.66/x
  3. Step 3: Cross multiply
    114,613.14x = 171,957.07 × 57,657.66
  4. Step 4: Simplify right side
    114,613.14x = 9,914,641,703.89
  5. Step 5: Solve for x
    x = 9,914,641,703.89/114,613.14
  6. Step 6: Final answer
    x = 86,505.28

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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.