Home / 53,143.37-73,337.39-29,269.53

Finding the Fourth Proportional to 53,143.37, 73,337.39 and 29,269.53

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Solution

The fourth proportional to 53,143.37, 73,337.39 and 29,269.53 is: 40,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,143.37 : 73,337.39 = 29,269.53 : x
  2. Step 2: Convert to fraction form
    53,143.37/73,337.39 = 29,269.53/x
  3. Step 3: Cross multiply
    53,143.37x = 73,337.39 × 29,269.53
  4. Step 4: Simplify right side
    53,143.37x = 2,146,550,790.38
  5. Step 5: Solve for x
    x = 2,146,550,790.38/53,143.37
  6. Step 6: Final answer
    x = 40,391.70

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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.