Home / 53,205.38-73,423.16-29,331.98

Finding the Fourth Proportional to 53,205.38, 73,423.16 and 29,331.98

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Solution

The fourth proportional to 53,205.38, 73,423.16 and 29,331.98 is: 40,477.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,205.38 : 73,423.16 = 29,331.98 : x
  2. Step 2: Convert to fraction form
    53,205.38/73,423.16 = 29,331.98/x
  3. Step 3: Cross multiply
    53,205.38x = 73,423.16 × 29,331.98
  4. Step 4: Simplify right side
    53,205.38x = 2,153,646,660.66
  5. Step 5: Solve for x
    x = 2,153,646,660.66/53,205.38
  6. Step 6: Final answer
    x = 40,477.99

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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.