Home / 107,868.06-148,853.86-62,547.96

Finding the Fourth Proportional to 107,868.06, 148,853.86 and 62,547.96

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Solution

The fourth proportional to 107,868.06, 148,853.86 and 62,547.96 is: 86,313.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.06 : 148,853.86 = 62,547.96 : x
  2. Step 2: Convert to fraction form
    107,868.06/148,853.86 = 62,547.96/x
  3. Step 3: Cross multiply
    107,868.06x = 148,853.86 × 62,547.96
  4. Step 4: Simplify right side
    107,868.06x = 9,310,505,281.13
  5. Step 5: Solve for x
    x = 9,310,505,281.13/107,868.06
  6. Step 6: Final answer
    x = 86,313.83

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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.