Home / 99,119.59-148,708.55-39,924.79

Finding the Fourth Proportional to 99,119.59, 148,708.55 and 39,924.79

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Solution

The fourth proportional to 99,119.59, 148,708.55 and 39,924.79 is: 59,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,119.59 : 148,708.55 = 39,924.79 : x
  2. Step 2: Convert to fraction form
    99,119.59/148,708.55 = 39,924.79/x
  3. Step 3: Cross multiply
    99,119.59x = 148,708.55 × 39,924.79
  4. Step 4: Simplify right side
    99,119.59x = 5,937,157,629.95
  5. Step 5: Solve for x
    x = 5,937,157,629.95/99,119.59
  6. Step 6: Final answer
    x = 59,898.93

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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.