Home / 516,862.55-775,293.37-161,904.26

Finding the Fourth Proportional to 516,862.55, 775,293.37 and 161,904.26

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Solution

The fourth proportional to 516,862.55, 775,293.37 and 161,904.26 is: 242,856.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,862.55 : 775,293.37 = 161,904.26 : x
  2. Step 2: Convert to fraction form
    516,862.55/775,293.37 = 161,904.26/x
  3. Step 3: Cross multiply
    516,862.55x = 775,293.37 × 161,904.26
  4. Step 4: Simplify right side
    516,862.55x = 125,523,300,886.23
  5. Step 5: Solve for x
    x = 125,523,300,886.23/516,862.55
  6. Step 6: Final answer
    x = 242,856.25

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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.