Home / 107,643.54-148,549.43-59,251.06

Finding the Fourth Proportional to 107,643.54, 148,549.43 and 59,251.06

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Solution

The fourth proportional to 107,643.54, 148,549.43 and 59,251.06 is: 81,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,643.54 : 148,549.43 = 59,251.06 : x
  2. Step 2: Convert to fraction form
    107,643.54/148,549.43 = 59,251.06/x
  3. Step 3: Cross multiply
    107,643.54x = 148,549.43 × 59,251.06
  4. Step 4: Simplify right side
    107,643.54x = 8,801,711,523.71
  5. Step 5: Solve for x
    x = 8,801,711,523.71/107,643.54
  6. Step 6: Final answer
    x = 81,767.20

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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.