Home / 101,760.60-140,438.52-59,318.24

Finding the Fourth Proportional to 101,760.60, 140,438.52 and 59,318.24

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Solution

The fourth proportional to 101,760.60, 140,438.52 and 59,318.24 is: 81,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,760.60 : 140,438.52 = 59,318.24 : x
  2. Step 2: Convert to fraction form
    101,760.60/140,438.52 = 59,318.24/x
  3. Step 3: Cross multiply
    101,760.60x = 140,438.52 × 59,318.24
  4. Step 4: Simplify right side
    101,760.60x = 8,330,565,834.60
  5. Step 5: Solve for x
    x = 8,330,565,834.60/101,760.60
  6. Step 6: Final answer
    x = 81,864.35

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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.