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Finding the Fourth Proportional to 98,693.66, 147,752.08 and 73,504.89

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Solution

The fourth proportional to 98,693.66, 147,752.08 and 73,504.89 is: 110,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,693.66 : 147,752.08 = 73,504.89 : x
  2. Step 2: Convert to fraction form
    98,693.66/147,752.08 = 73,504.89/x
  3. Step 3: Cross multiply
    98,693.66x = 147,752.08 × 73,504.89
  4. Step 4: Simplify right side
    98,693.66x = 10,860,500,479.55
  5. Step 5: Solve for x
    x = 10,860,500,479.55/98,693.66
  6. Step 6: Final answer
    x = 110,042.53

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1.5x scale

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.