Home / 60,738.08-83,853.90-40,628.61

Finding the Fourth Proportional to 60,738.08, 83,853.90 and 40,628.61

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Solution

The fourth proportional to 60,738.08, 83,853.90 and 40,628.61 is: 56,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,738.08 : 83,853.90 = 40,628.61 : x
  2. Step 2: Convert to fraction form
    60,738.08/83,853.90 = 40,628.61/x
  3. Step 3: Cross multiply
    60,738.08x = 83,853.90 × 40,628.61
  4. Step 4: Simplify right side
    60,738.08x = 3,406,867,400.08
  5. Step 5: Solve for x
    x = 3,406,867,400.08/60,738.08
  6. Step 6: Final answer
    x = 56,091.13

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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.