Home / 55,443.76-76,512.41-29,950.13

Finding the Fourth Proportional to 55,443.76, 76,512.41 and 29,950.13

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Solution

The fourth proportional to 55,443.76, 76,512.41 and 29,950.13 is: 41,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,443.76 : 76,512.41 = 29,950.13 : x
  2. Step 2: Convert to fraction form
    55,443.76/76,512.41 = 29,950.13/x
  3. Step 3: Cross multiply
    55,443.76x = 76,512.41 × 29,950.13
  4. Step 4: Simplify right side
    55,443.76x = 2,291,556,518.04
  5. Step 5: Solve for x
    x = 2,291,556,518.04/55,443.76
  6. Step 6: Final answer
    x = 41,331.19

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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.