Home / 144,616.15-199,574.58-80,953.66

Finding the Fourth Proportional to 144,616.15, 199,574.58 and 80,953.66

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Solution

The fourth proportional to 144,616.15, 199,574.58 and 80,953.66 is: 111,718.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,616.15 : 199,574.58 = 80,953.66 : x
  2. Step 2: Convert to fraction form
    144,616.15/199,574.58 = 80,953.66/x
  3. Step 3: Cross multiply
    144,616.15x = 199,574.58 × 80,953.66
  4. Step 4: Simplify right side
    144,616.15x = 16,156,292,693.96
  5. Step 5: Solve for x
    x = 16,156,292,693.96/144,616.15
  6. Step 6: Final answer
    x = 111,718.45

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1.5x scale

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.