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Finding the Fourth Proportional to 70,497.60, 106,005.60 and 59,092.80

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Solution

The fourth proportional to 70,497.60, 106,005.60 and 59,092.80 is: 88,856.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,497.60 : 106,005.60 = 59,092.80 : x
  2. Step 2: Convert to fraction form
    70,497.60/106,005.60 = 59,092.80/x
  3. Step 3: Cross multiply
    70,497.60x = 106,005.60 × 59,092.80
  4. Step 4: Simplify right side
    70,497.60x = 6,264,167,719.68
  5. Step 5: Solve for x
    x = 6,264,167,719.68/70,497.60
  6. Step 6: Final answer
    x = 88,856.47

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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.