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Finding the Fourth Proportional to 107,767.54, 148,719.37 and 62,454.22

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Solution

The fourth proportional to 107,767.54, 148,719.37 and 62,454.22 is: 86,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,767.54 : 148,719.37 = 62,454.22 : x
  2. Step 2: Convert to fraction form
    107,767.54/148,719.37 = 62,454.22/x
  3. Step 3: Cross multiply
    107,767.54x = 148,719.37 × 62,454.22
  4. Step 4: Simplify right side
    107,767.54x = 9,288,152,252.24
  5. Step 5: Solve for x
    x = 9,288,152,252.24/107,767.54
  6. Step 6: Final answer
    x = 86,186.92

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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.