Home / 53,518.08-73,851.78-29,314.21

Finding the Fourth Proportional to 53,518.08, 73,851.78 and 29,314.21

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Solution

The fourth proportional to 53,518.08, 73,851.78 and 29,314.21 is: 40,451.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.08 : 73,851.78 = 29,314.21 : x
  2. Step 2: Convert to fraction form
    53,518.08/73,851.78 = 29,314.21/x
  3. Step 3: Cross multiply
    53,518.08x = 73,851.78 × 29,314.21
  4. Step 4: Simplify right side
    53,518.08x = 2,164,906,587.79
  5. Step 5: Solve for x
    x = 2,164,906,587.79/53,518.08
  6. Step 6: Final answer
    x = 40,451.87

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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.