Home / 98,955.80-148,377.46-38,951.75

Finding the Fourth Proportional to 98,955.80, 148,377.46 and 38,951.75

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Solution

The fourth proportional to 98,955.80, 148,377.46 and 38,951.75 is: 58,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,955.80 : 148,377.46 = 38,951.75 : x
  2. Step 2: Convert to fraction form
    98,955.80/148,377.46 = 38,951.75/x
  3. Step 3: Cross multiply
    98,955.80x = 148,377.46 × 38,951.75
  4. Step 4: Simplify right side
    98,955.80x = 5,779,562,001.12
  5. Step 5: Solve for x
    x = 5,779,562,001.12/98,955.80
  6. Step 6: Final answer
    x = 58,405.49

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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.