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Finding the Fourth Proportional to 107,907.39, 148,916.48 and 60,169.23

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Solution

The fourth proportional to 107,907.39, 148,916.48 and 60,169.23 is: 83,035.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,907.39 : 148,916.48 = 60,169.23 : x
  2. Step 2: Convert to fraction form
    107,907.39/148,916.48 = 60,169.23/x
  3. Step 3: Cross multiply
    107,907.39x = 148,916.48 × 60,169.23
  4. Step 4: Simplify right side
    107,907.39x = 8,960,189,635.06
  5. Step 5: Solve for x
    x = 8,960,189,635.06/107,907.39
  6. Step 6: Final answer
    x = 83,035.92

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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.