Home / 53,217.79-73,440.07-29,344.66

Finding the Fourth Proportional to 53,217.79, 73,440.07 and 29,344.66

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Solution

The fourth proportional to 53,217.79, 73,440.07 and 29,344.66 is: 40,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,217.79 : 73,440.07 = 29,344.66 : x
  2. Step 2: Convert to fraction form
    53,217.79/73,440.07 = 29,344.66/x
  3. Step 3: Cross multiply
    53,217.79x = 73,440.07 × 29,344.66
  4. Step 4: Simplify right side
    53,217.79x = 2,155,073,884.53
  5. Step 5: Solve for x
    x = 2,155,073,884.53/53,217.79
  6. Step 6: Final answer
    x = 40,495.37

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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.