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Finding the Fourth Proportional to 106,773.76, 147,334.84 and 59,020.48

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Solution

The fourth proportional to 106,773.76, 147,334.84 and 59,020.48 is: 81,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,773.76 : 147,334.84 = 59,020.48 : x
  2. Step 2: Convert to fraction form
    106,773.76/147,334.84 = 59,020.48/x
  3. Step 3: Cross multiply
    106,773.76x = 147,334.84 × 59,020.48
  4. Step 4: Simplify right side
    106,773.76x = 8,695,772,977.52
  5. Step 5: Solve for x
    x = 8,695,772,977.52/106,773.76
  6. Step 6: Final answer
    x = 81,441.10

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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.