Home / 144,549.18-199,463.82-84,127.83

Finding the Fourth Proportional to 144,549.18, 199,463.82 and 84,127.83

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Solution

The fourth proportional to 144,549.18, 199,463.82 and 84,127.83 is: 116,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,549.18 : 199,463.82 = 84,127.83 : x
  2. Step 2: Convert to fraction form
    144,549.18/199,463.82 = 84,127.83/x
  3. Step 3: Cross multiply
    144,549.18x = 199,463.82 × 84,127.83
  4. Step 4: Simplify right side
    144,549.18x = 16,780,458,340.11
  5. Step 5: Solve for x
    x = 16,780,458,340.11/144,549.18
  6. Step 6: Final answer
    x = 116,088.23

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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.