Home / 344,557.94-516,795.78-91,857.38

Finding the Fourth Proportional to 344,557.94, 516,795.78 and 91,857.38

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Solution

The fourth proportional to 344,557.94, 516,795.78 and 91,857.38 is: 137,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,557.94 : 516,795.78 = 91,857.38 : x
  2. Step 2: Convert to fraction form
    344,557.94/516,795.78 = 91,857.38/x
  3. Step 3: Cross multiply
    344,557.94x = 516,795.78 × 91,857.38
  4. Step 4: Simplify right side
    344,557.94x = 47,471,506,345.86
  5. Step 5: Solve for x
    x = 47,471,506,345.86/344,557.94
  6. Step 6: Final answer
    x = 137,775.10

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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.