Home / 98,359.04-147,573.12-42,196.88

Finding the Fourth Proportional to 98,359.04, 147,573.12 and 42,196.88

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Solution

The fourth proportional to 98,359.04, 147,573.12 and 42,196.88 is: 63,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,359.04 : 147,573.12 = 42,196.88 : x
  2. Step 2: Convert to fraction form
    98,359.04/147,573.12 = 42,196.88/x
  3. Step 3: Cross multiply
    98,359.04x = 147,573.12 × 42,196.88
  4. Step 4: Simplify right side
    98,359.04x = 6,227,125,763.04
  5. Step 5: Solve for x
    x = 6,227,125,763.04/98,359.04
  6. Step 6: Final answer
    x = 63,310.15

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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.