Home / 134,737.50-201,971.36-111,117.90

Finding the Fourth Proportional to 134,737.50, 201,971.36 and 111,117.90

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Solution

The fourth proportional to 134,737.50, 201,971.36 and 111,117.90 is: 166,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,737.50 : 201,971.36 = 111,117.90 : x
  2. Step 2: Convert to fraction form
    134,737.50/201,971.36 = 111,117.90/x
  3. Step 3: Cross multiply
    134,737.50x = 201,971.36 × 111,117.90
  4. Step 4: Simplify right side
    134,737.50x = 22,442,633,383.34
  5. Step 5: Solve for x
    x = 22,442,633,383.34/134,737.50
  6. Step 6: Final answer
    x = 166,565.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.