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Finding the Fourth Proportional to 113,793.25, 157,034.58 and 63,492.25

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Solution

The fourth proportional to 113,793.25, 157,034.58 and 63,492.25 is: 87,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,793.25 : 157,034.58 = 63,492.25 : x
  2. Step 2: Convert to fraction form
    113,793.25/157,034.58 = 63,492.25/x
  3. Step 3: Cross multiply
    113,793.25x = 157,034.58 × 63,492.25
  4. Step 4: Simplify right side
    113,793.25x = 9,970,478,026.83
  5. Step 5: Solve for x
    x = 9,970,478,026.83/113,793.25
  6. Step 6: Final answer
    x = 87,619.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.