Home / 121,088.27-181,671.32-36,864.73

Finding the Fourth Proportional to 121,088.27, 181,671.32 and 36,864.73

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Solution

The fourth proportional to 121,088.27, 181,671.32 and 36,864.73 is: 55,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,088.27 : 181,671.32 = 36,864.73 : x
  2. Step 2: Convert to fraction form
    121,088.27/181,671.32 = 36,864.73/x
  3. Step 3: Cross multiply
    121,088.27x = 181,671.32 × 36,864.73
  4. Step 4: Simplify right side
    121,088.27x = 6,697,264,579.75
  5. Step 5: Solve for x
    x = 6,697,264,579.75/121,088.27
  6. Step 6: Final answer
    x = 55,308.95

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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.