Home / 105,977.16-146,248.07-60,654.96

Finding the Fourth Proportional to 105,977.16, 146,248.07 and 60,654.96

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Solution

The fourth proportional to 105,977.16, 146,248.07 and 60,654.96 is: 83,703.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,977.16 : 146,248.07 = 60,654.96 : x
  2. Step 2: Convert to fraction form
    105,977.16/146,248.07 = 60,654.96/x
  3. Step 3: Cross multiply
    105,977.16x = 146,248.07 × 60,654.96
  4. Step 4: Simplify right side
    105,977.16x = 8,870,670,532.65
  5. Step 5: Solve for x
    x = 8,870,670,532.65/105,977.16
  6. Step 6: Final answer
    x = 83,703.61

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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.