Home / 107,632.60-148,510.38-62,307.88

Finding the Fourth Proportional to 107,632.60, 148,510.38 and 62,307.88

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Solution

The fourth proportional to 107,632.60, 148,510.38 and 62,307.88 is: 85,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,632.60 : 148,510.38 = 62,307.88 : x
  2. Step 2: Convert to fraction form
    107,632.60/148,510.38 = 62,307.88/x
  3. Step 3: Cross multiply
    107,632.60x = 148,510.38 × 62,307.88
  4. Step 4: Simplify right side
    107,632.60x = 9,253,366,935.79
  5. Step 5: Solve for x
    x = 9,253,366,935.79/107,632.60
  6. Step 6: Final answer
    x = 85,971.79

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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.