Home / 124,076.04-186,126.48-39,815.16

Finding the Fourth Proportional to 124,076.04, 186,126.48 and 39,815.16

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Solution

The fourth proportional to 124,076.04, 186,126.48 and 39,815.16 is: 59,726.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,076.04 : 186,126.48 = 39,815.16 : x
  2. Step 2: Convert to fraction form
    124,076.04/186,126.48 = 39,815.16/x
  3. Step 3: Cross multiply
    124,076.04x = 186,126.48 × 39,815.16
  4. Step 4: Simplify right side
    124,076.04x = 7,410,655,581.44
  5. Step 5: Solve for x
    x = 7,410,655,581.44/124,076.04
  6. Step 6: Final answer
    x = 59,726.73

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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.