Home / 124,130.77-170,974.16-95,395.45

Finding the Fourth Proportional to 124,130.77, 170,974.16 and 95,395.45

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Solution

The fourth proportional to 124,130.77, 170,974.16 and 95,395.45 is: 131,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,130.77 : 170,974.16 = 95,395.45 : x
  2. Step 2: Convert to fraction form
    124,130.77/170,974.16 = 95,395.45/x
  3. Step 3: Cross multiply
    124,130.77x = 170,974.16 × 95,395.45
  4. Step 4: Simplify right side
    124,130.77x = 16,310,156,027.16
  5. Step 5: Solve for x
    x = 16,310,156,027.16/124,130.77
  6. Step 6: Final answer
    x = 131,394.95

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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.