Home / 124,634.64-185,998.08-111,337.68

Finding the Fourth Proportional to 124,634.64, 185,998.08 and 111,337.68

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Solution

The fourth proportional to 124,634.64, 185,998.08 and 111,337.68 is: 166,154.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,634.64 : 185,998.08 = 111,337.68 : x
  2. Step 2: Convert to fraction form
    124,634.64/185,998.08 = 111,337.68/x
  3. Step 3: Cross multiply
    124,634.64x = 185,998.08 × 111,337.68
  4. Step 4: Simplify right side
    124,634.64x = 20,708,594,711.65
  5. Step 5: Solve for x
    x = 20,708,594,711.65/124,634.64
  6. Step 6: Final answer
    x = 166,154.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.