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Finding the Fourth Proportional to 88,358.73, 121,888.58 and 52,523.25

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Solution

The fourth proportional to 88,358.73, 121,888.58 and 52,523.25 is: 72,454.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358.73 : 121,888.58 = 52,523.25 : x
  2. Step 2: Convert to fraction form
    88,358.73/121,888.58 = 52,523.25/x
  3. Step 3: Cross multiply
    88,358.73x = 121,888.58 × 52,523.25
  4. Step 4: Simplify right side
    88,358.73x = 6,401,984,096.87
  5. Step 5: Solve for x
    x = 6,401,984,096.87/88,358.73
  6. Step 6: Final answer
    x = 72,454.46

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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.