Home / 344,345.16-516,526.98-107,687.85

Finding the Fourth Proportional to 344,345.16, 516,526.98 and 107,687.85

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Solution

The fourth proportional to 344,345.16, 516,526.98 and 107,687.85 is: 161,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,345.16 : 516,526.98 = 107,687.85 : x
  2. Step 2: Convert to fraction form
    344,345.16/516,526.98 = 107,687.85/x
  3. Step 3: Cross multiply
    344,345.16x = 516,526.98 × 107,687.85
  4. Step 4: Simplify right side
    344,345.16x = 55,623,679,943.19
  5. Step 5: Solve for x
    x = 55,623,679,943.19/344,345.16
  6. Step 6: Final answer
    x = 161,534.66

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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.