Home / 124,187.28-185,379.32-114,935.76

Finding the Fourth Proportional to 124,187.28, 185,379.32 and 114,935.76

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Solution

The fourth proportional to 124,187.28, 185,379.32 and 114,935.76 is: 171,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,187.28 : 185,379.32 = 114,935.76 : x
  2. Step 2: Convert to fraction form
    124,187.28/185,379.32 = 114,935.76/x
  3. Step 3: Cross multiply
    124,187.28x = 185,379.32 × 114,935.76
  4. Step 4: Simplify right side
    124,187.28x = 21,306,713,032.48
  5. Step 5: Solve for x
    x = 21,306,713,032.48/124,187.28
  6. Step 6: Final answer
    x = 171,569.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.