Home / 344,177.16-516,288.48-91,454.05

Finding the Fourth Proportional to 344,177.16, 516,288.48 and 91,454.05

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Solution

The fourth proportional to 344,177.16, 516,288.48 and 91,454.05 is: 137,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,177.16 : 516,288.48 = 91,454.05 : x
  2. Step 2: Convert to fraction form
    344,177.16/516,288.48 = 91,454.05/x
  3. Step 3: Cross multiply
    344,177.16x = 516,288.48 × 91,454.05
  4. Step 4: Simplify right side
    344,177.16x = 47,216,672,464.34
  5. Step 5: Solve for x
    x = 47,216,672,464.34/344,177.16
  6. Step 6: Final answer
    x = 137,187.12

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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.