Home / 107,181.16-147,918.36-59,443.84

Finding the Fourth Proportional to 107,181.16, 147,918.36 and 59,443.84

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Solution

The fourth proportional to 107,181.16, 147,918.36 and 59,443.84 is: 82,037.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,181.16 : 147,918.36 = 59,443.84 : x
  2. Step 2: Convert to fraction form
    107,181.16/147,918.36 = 59,443.84/x
  3. Step 3: Cross multiply
    107,181.16x = 147,918.36 × 59,443.84
  4. Step 4: Simplify right side
    107,181.16x = 8,792,835,324.90
  5. Step 5: Solve for x
    x = 8,792,835,324.90/107,181.16
  6. Step 6: Final answer
    x = 82,037.14

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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.