Home / 344,482.12-516,444.36-107,702.92

Finding the Fourth Proportional to 344,482.12, 516,444.36 and 107,702.92

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Solution

The fourth proportional to 344,482.12, 516,444.36 and 107,702.92 is: 161,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,482.12 : 516,444.36 = 107,702.92 : x
  2. Step 2: Convert to fraction form
    344,482.12/516,444.36 = 107,702.92/x
  3. Step 3: Cross multiply
    344,482.12x = 516,444.36 × 107,702.92
  4. Step 4: Simplify right side
    344,482.12x = 55,622,565,589.53
  5. Step 5: Solve for x
    x = 55,622,565,589.53/344,482.12
  6. Step 6: Final answer
    x = 161,467.21

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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.