Home / 349,621.38-524,356.08-124,997.40

Finding the Fourth Proportional to 349,621.38, 524,356.08 and 124,997.40

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Solution

The fourth proportional to 349,621.38, 524,356.08 and 124,997.40 is: 187,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,621.38 : 524,356.08 = 124,997.40 : x
  2. Step 2: Convert to fraction form
    349,621.38/524,356.08 = 124,997.40/x
  3. Step 3: Cross multiply
    349,621.38x = 524,356.08 × 124,997.40
  4. Step 4: Simplify right side
    349,621.38x = 65,543,146,674.19
  5. Step 5: Solve for x
    x = 65,543,146,674.19/349,621.38
  6. Step 6: Final answer
    x = 187,468.93

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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.