Home / 89,954.04-124,133.20-49,666.92

Finding the Fourth Proportional to 89,954.04, 124,133.20 and 49,666.92

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Solution

The fourth proportional to 89,954.04, 124,133.20 and 49,666.92 is: 68,538.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,954.04 : 124,133.20 = 49,666.92 : x
  2. Step 2: Convert to fraction form
    89,954.04/124,133.20 = 49,666.92/x
  3. Step 3: Cross multiply
    89,954.04x = 124,133.20 × 49,666.92
  4. Step 4: Simplify right side
    89,954.04x = 6,165,313,713.74
  5. Step 5: Solve for x
    x = 6,165,313,713.74/89,954.04
  6. Step 6: Final answer
    x = 68,538.49

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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.