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Finding the Fourth Proportional to 95,232.80, 131,420.40 and 52,788.80

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Solution

The fourth proportional to 95,232.80, 131,420.40 and 52,788.80 is: 72,848.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,232.80 : 131,420.40 = 52,788.80 : x
  2. Step 2: Convert to fraction form
    95,232.80/131,420.40 = 52,788.80/x
  3. Step 3: Cross multiply
    95,232.80x = 131,420.40 × 52,788.80
  4. Step 4: Simplify right side
    95,232.80x = 6,937,525,211.52
  5. Step 5: Solve for x
    x = 6,937,525,211.52/95,232.80
  6. Step 6: Final answer
    x = 72,848.07

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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.