Home / 173,417.28-239,245.02-137,463

Finding the Fourth Proportional to 173,417.28, 239,245.02 and 137,463

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Solution

The fourth proportional to 173,417.28, 239,245.02 and 137,463 is: 189,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,417.28 : 239,245.02 = 137,463 : x
  2. Step 2: Convert to fraction form
    173,417.28/239,245.02 = 137,463/x
  3. Step 3: Cross multiply
    173,417.28x = 239,245.02 × 137,463
  4. Step 4: Simplify right side
    173,417.28x = 32,887,338,184.26
  5. Step 5: Solve for x
    x = 32,887,338,184.26/173,417.28
  6. Step 6: Final answer
    x = 189,642.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.