Home / 68,565.68-94,629.40-38,352.68

Finding the Fourth Proportional to 68,565.68, 94,629.40 and 38,352.68

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Solution

The fourth proportional to 68,565.68, 94,629.40 and 38,352.68 is: 52,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,565.68 : 94,629.40 = 38,352.68 : x
  2. Step 2: Convert to fraction form
    68,565.68/94,629.40 = 38,352.68/x
  3. Step 3: Cross multiply
    68,565.68x = 94,629.40 × 38,352.68
  4. Step 4: Simplify right side
    68,565.68x = 3,629,291,096.79
  5. Step 5: Solve for x
    x = 3,629,291,096.79/68,565.68
  6. Step 6: Final answer
    x = 52,931.60

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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.