Home / 167,790.15-251,426.03-145,498.95

Finding the Fourth Proportional to 167,790.15, 251,426.03 and 145,498.95

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Solution

The fourth proportional to 167,790.15, 251,426.03 and 145,498.95 is: 218,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,790.15 : 251,426.03 = 145,498.95 : x
  2. Step 2: Convert to fraction form
    167,790.15/251,426.03 = 145,498.95/x
  3. Step 3: Cross multiply
    167,790.15x = 251,426.03 × 145,498.95
  4. Step 4: Simplify right side
    167,790.15x = 36,582,222,640.17
  5. Step 5: Solve for x
    x = 36,582,222,640.17/167,790.15
  6. Step 6: Final answer
    x = 218,023.66

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1.5x scale

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.