Home / 107,848.97-148,769.71-67,492.65

Finding the Fourth Proportional to 107,848.97, 148,769.71 and 67,492.65

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Solution

The fourth proportional to 107,848.97, 148,769.71 and 67,492.65 is: 93,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,848.97 : 148,769.71 = 67,492.65 : x
  2. Step 2: Convert to fraction form
    107,848.97/148,769.71 = 67,492.65/x
  3. Step 3: Cross multiply
    107,848.97x = 148,769.71 × 67,492.65
  4. Step 4: Simplify right side
    107,848.97x = 10,040,861,967.63
  5. Step 5: Solve for x
    x = 10,040,861,967.63/107,848.97
  6. Step 6: Final answer
    x = 93,101.14

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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.