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Finding the Fourth Proportional to 60,829.44, 83,860.14 and 52,421.13

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Solution

The fourth proportional to 60,829.44, 83,860.14 and 52,421.13 is: 72,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,829.44 : 83,860.14 = 52,421.13 : x
  2. Step 2: Convert to fraction form
    60,829.44/83,860.14 = 52,421.13/x
  3. Step 3: Cross multiply
    60,829.44x = 83,860.14 × 52,421.13
  4. Step 4: Simplify right side
    60,829.44x = 4,396,043,300.76
  5. Step 5: Solve for x
    x = 4,396,043,300.76/60,829.44
  6. Step 6: Final answer
    x = 72,268.35

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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.