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Finding the Fourth Proportional to 134,728.60, 202,165.80 and 59,860.30

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Solution

The fourth proportional to 134,728.60, 202,165.80 and 59,860.30 is: 89,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,728.60 : 202,165.80 = 59,860.30 : x
  2. Step 2: Convert to fraction form
    134,728.60/202,165.80 = 59,860.30/x
  3. Step 3: Cross multiply
    134,728.60x = 202,165.80 × 59,860.30
  4. Step 4: Simplify right side
    134,728.60x = 12,101,705,437.74
  5. Step 5: Solve for x
    x = 12,101,705,437.74/134,728.60
  6. Step 6: Final answer
    x = 89,822.84

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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.