Home / 155,778.11-233,567.35-65,796.43

Finding the Fourth Proportional to 155,778.11, 233,567.35 and 65,796.43

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Solution

The fourth proportional to 155,778.11, 233,567.35 and 65,796.43 is: 98,652.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,778.11 : 233,567.35 = 65,796.43 : x
  2. Step 2: Convert to fraction form
    155,778.11/233,567.35 = 65,796.43/x
  3. Step 3: Cross multiply
    155,778.11x = 233,567.35 × 65,796.43
  4. Step 4: Simplify right side
    155,778.11x = 15,367,896,827.18
  5. Step 5: Solve for x
    x = 15,367,896,827.18/155,778.11
  6. Step 6: Final answer
    x = 98,652.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.