Home / 107,525.79-148,389.32-59,129.70

Finding the Fourth Proportional to 107,525.79, 148,389.32 and 59,129.70

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Solution

The fourth proportional to 107,525.79, 148,389.32 and 59,129.70 is: 81,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,525.79 : 148,389.32 = 59,129.70 : x
  2. Step 2: Convert to fraction form
    107,525.79/148,389.32 = 59,129.70/x
  3. Step 3: Cross multiply
    107,525.79x = 148,389.32 × 59,129.70
  4. Step 4: Simplify right side
    107,525.79x = 8,774,215,650.91
  5. Step 5: Solve for x
    x = 8,774,215,650.91/107,525.79
  6. Step 6: Final answer
    x = 81,601.04

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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.