Home / 160,566.12-240,856.86-77,529.96

Finding the Fourth Proportional to 160,566.12, 240,856.86 and 77,529.96

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Solution

The fourth proportional to 160,566.12, 240,856.86 and 77,529.96 is: 116,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,566.12 : 240,856.86 = 77,529.96 : x
  2. Step 2: Convert to fraction form
    160,566.12/240,856.86 = 77,529.96/x
  3. Step 3: Cross multiply
    160,566.12x = 240,856.86 × 77,529.96
  4. Step 4: Simplify right side
    160,566.12x = 18,673,622,721.53
  5. Step 5: Solve for x
    x = 18,673,622,721.53/160,566.12
  6. Step 6: Final answer
    x = 116,298.65

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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.