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Finding the Fourth Proportional to 91,602.86, 137,404.40 and 25,043.56

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Solution

The fourth proportional to 91,602.86, 137,404.40 and 25,043.56 is: 37,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,602.86 : 137,404.40 = 25,043.56 : x
  2. Step 2: Convert to fraction form
    91,602.86/137,404.40 = 25,043.56/x
  3. Step 3: Cross multiply
    91,602.86x = 137,404.40 × 25,043.56
  4. Step 4: Simplify right side
    91,602.86x = 3,441,095,335.66
  5. Step 5: Solve for x
    x = 3,441,095,335.66/91,602.86
  6. Step 6: Final answer
    x = 37,565.37

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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.