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Finding the Fourth Proportional to 91,696.08, 126,595.80 and 59,918.16

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Solution

The fourth proportional to 91,696.08, 126,595.80 and 59,918.16 is: 82,723.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,696.08 : 126,595.80 = 59,918.16 : x
  2. Step 2: Convert to fraction form
    91,696.08/126,595.80 = 59,918.16/x
  3. Step 3: Cross multiply
    91,696.08x = 126,595.80 × 59,918.16
  4. Step 4: Simplify right side
    91,696.08x = 7,585,387,399.73
  5. Step 5: Solve for x
    x = 7,585,387,399.73/91,696.08
  6. Step 6: Final answer
    x = 82,723.14

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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.