Home / 98,007.84-147,206.16-83,962.44

Finding the Fourth Proportional to 98,007.84, 147,206.16 and 83,962.44

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Solution

The fourth proportional to 98,007.84, 147,206.16 and 83,962.44 is: 126,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,007.84 : 147,206.16 = 83,962.44 : x
  2. Step 2: Convert to fraction form
    98,007.84/147,206.16 = 83,962.44/x
  3. Step 3: Cross multiply
    98,007.84x = 147,206.16 × 83,962.44
  4. Step 4: Simplify right side
    98,007.84x = 12,359,788,376.63
  5. Step 5: Solve for x
    x = 12,359,788,376.63/98,007.84
  6. Step 6: Final answer
    x = 126,110.20

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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.