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Finding the Fourth Proportional to 60,608.96, 83,597.28 and 40,455.68

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Solution

The fourth proportional to 60,608.96, 83,597.28 and 40,455.68 is: 55,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,608.96 : 83,597.28 = 40,455.68 : x
  2. Step 2: Convert to fraction form
    60,608.96/83,597.28 = 40,455.68/x
  3. Step 3: Cross multiply
    60,608.96x = 83,597.28 × 40,455.68
  4. Step 4: Simplify right side
    60,608.96x = 3,381,984,808.55
  5. Step 5: Solve for x
    x = 3,381,984,808.55/60,608.96
  6. Step 6: Final answer
    x = 55,800.08

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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.