Home / 53,217.66-73,440.86-29,345.20

Finding the Fourth Proportional to 53,217.66, 73,440.86 and 29,345.20

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Solution

The fourth proportional to 53,217.66, 73,440.86 and 29,345.20 is: 40,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,217.66 : 73,440.86 = 29,345.20 : x
  2. Step 2: Convert to fraction form
    53,217.66/73,440.86 = 29,345.20/x
  3. Step 3: Cross multiply
    53,217.66x = 73,440.86 × 29,345.20
  4. Step 4: Simplify right side
    53,217.66x = 2,155,136,724.87
  5. Step 5: Solve for x
    x = 2,155,136,724.87/53,217.66
  6. Step 6: Final answer
    x = 40,496.65

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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.