Home / 107,212.13-147,970.45-59,480.85

Finding the Fourth Proportional to 107,212.13, 147,970.45 and 59,480.85

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Solution

The fourth proportional to 107,212.13, 147,970.45 and 59,480.85 is: 82,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,212.13 : 147,970.45 = 59,480.85 : x
  2. Step 2: Convert to fraction form
    107,212.13/147,970.45 = 59,480.85/x
  3. Step 3: Cross multiply
    107,212.13x = 147,970.45 × 59,480.85
  4. Step 4: Simplify right side
    107,212.13x = 8,801,407,843.48
  5. Step 5: Solve for x
    x = 8,801,407,843.48/107,212.13
  6. Step 6: Final answer
    x = 82,093.40

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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.