Home / 124,248.67-171,458.66-75,931.43

Finding the Fourth Proportional to 124,248.67, 171,458.66 and 75,931.43

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Solution

The fourth proportional to 124,248.67, 171,458.66 and 75,931.43 is: 104,782.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,248.67 : 171,458.66 = 75,931.43 : x
  2. Step 2: Convert to fraction form
    124,248.67/171,458.66 = 75,931.43/x
  3. Step 3: Cross multiply
    124,248.67x = 171,458.66 × 75,931.43
  4. Step 4: Simplify right side
    124,248.67x = 13,019,101,109.56
  5. Step 5: Solve for x
    x = 13,019,101,109.56/124,248.67
  6. Step 6: Final answer
    x = 104,782.62

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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.