Home / 107,718.08-148,612.48-62,371.32

Finding the Fourth Proportional to 107,718.08, 148,612.48 and 62,371.32

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Solution

The fourth proportional to 107,718.08, 148,612.48 and 62,371.32 is: 86,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,718.08 : 148,612.48 = 62,371.32 : x
  2. Step 2: Convert to fraction form
    107,718.08/148,612.48 = 62,371.32/x
  3. Step 3: Cross multiply
    107,718.08x = 148,612.48 × 62,371.32
  4. Step 4: Simplify right side
    107,718.08x = 9,269,156,546.07
  5. Step 5: Solve for x
    x = 9,269,156,546.07/107,718.08
  6. Step 6: Final answer
    x = 86,050.15

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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.