Home / 124,595.76-171,964.44-74,298

Finding the Fourth Proportional to 124,595.76, 171,964.44 and 74,298

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Solution

The fourth proportional to 124,595.76, 171,964.44 and 74,298 is: 102,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,595.76 : 171,964.44 = 74,298 : x
  2. Step 2: Convert to fraction form
    124,595.76/171,964.44 = 74,298/x
  3. Step 3: Cross multiply
    124,595.76x = 171,964.44 × 74,298
  4. Step 4: Simplify right side
    124,595.76x = 12,776,613,963.12
  5. Step 5: Solve for x
    x = 12,776,613,963.12/124,595.76
  6. Step 6: Final answer
    x = 102,544.53

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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.