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Finding the Fourth Proportional to 243,059.70, 364,480.20 and 93,250.20

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Solution

The fourth proportional to 243,059.70, 364,480.20 and 93,250.20 is: 139,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,059.70 : 364,480.20 = 93,250.20 : x
  2. Step 2: Convert to fraction form
    243,059.70/364,480.20 = 93,250.20/x
  3. Step 3: Cross multiply
    243,059.70x = 364,480.20 × 93,250.20
  4. Step 4: Simplify right side
    243,059.70x = 33,987,851,546.04
  5. Step 5: Solve for x
    x = 33,987,851,546.04/243,059.70
  6. Step 6: Final answer
    x = 139,833.35

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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.