Home / 124,305.58-171,528.82-69,849.10

Finding the Fourth Proportional to 124,305.58, 171,528.82 and 69,849.10

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Solution

The fourth proportional to 124,305.58, 171,528.82 and 69,849.10 is: 96,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,305.58 : 171,528.82 = 69,849.10 : x
  2. Step 2: Convert to fraction form
    124,305.58/171,528.82 = 69,849.10/x
  3. Step 3: Cross multiply
    124,305.58x = 171,528.82 × 69,849.10
  4. Step 4: Simplify right side
    124,305.58x = 11,981,133,701.06
  5. Step 5: Solve for x
    x = 11,981,133,701.06/124,305.58
  6. Step 6: Final answer
    x = 96,384.52

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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.