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Finding the Fourth Proportional to 106,807.93, 147,392.03 and 59,059.65

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Solution

The fourth proportional to 106,807.93, 147,392.03 and 59,059.65 is: 81,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,807.93 : 147,392.03 = 59,059.65 : x
  2. Step 2: Convert to fraction form
    106,807.93/147,392.03 = 59,059.65/x
  3. Step 3: Cross multiply
    106,807.93x = 147,392.03 × 59,059.65
  4. Step 4: Simplify right side
    106,807.93x = 8,704,920,672.33
  5. Step 5: Solve for x
    x = 8,704,920,672.33/106,807.93
  6. Step 6: Final answer
    x = 81,500.70

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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.