Home / 106,452.30-159,678.47-43,306.77

Finding the Fourth Proportional to 106,452.30, 159,678.47 and 43,306.77

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Solution

The fourth proportional to 106,452.30, 159,678.47 and 43,306.77 is: 64,960.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,452.30 : 159,678.47 = 43,306.77 : x
  2. Step 2: Convert to fraction form
    106,452.30/159,678.47 = 43,306.77/x
  3. Step 3: Cross multiply
    106,452.30x = 159,678.47 × 43,306.77
  4. Step 4: Simplify right side
    106,452.30x = 6,915,158,774.24
  5. Step 5: Solve for x
    x = 6,915,158,774.24/106,452.30
  6. Step 6: Final answer
    x = 64,960.16

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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.