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Finding the Fourth Proportional to 67,430.60, 93,094.48 and 59,958.08

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Solution

The fourth proportional to 67,430.60, 93,094.48 and 59,958.08 is: 82,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,430.60 : 93,094.48 = 59,958.08 : x
  2. Step 2: Convert to fraction form
    67,430.60/93,094.48 = 59,958.08/x
  3. Step 3: Cross multiply
    67,430.60x = 93,094.48 × 59,958.08
  4. Step 4: Simplify right side
    67,430.60x = 5,581,766,279.40
  5. Step 5: Solve for x
    x = 5,581,766,279.40/67,430.60
  6. Step 6: Final answer
    x = 82,777.94

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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.