Home / 69,386.75-95,730.22-45,176.66

Finding the Fourth Proportional to 69,386.75, 95,730.22 and 45,176.66

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Solution

The fourth proportional to 69,386.75, 95,730.22 and 45,176.66 is: 62,328.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,386.75 : 95,730.22 = 45,176.66 : x
  2. Step 2: Convert to fraction form
    69,386.75/95,730.22 = 45,176.66/x
  3. Step 3: Cross multiply
    69,386.75x = 95,730.22 × 45,176.66
  4. Step 4: Simplify right side
    69,386.75x = 4,324,771,600.67
  5. Step 5: Solve for x
    x = 4,324,771,600.67/69,386.75
  6. Step 6: Final answer
    x = 62,328.49

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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.