Home / 73,528.48-101,471.76-39,995.68

Finding the Fourth Proportional to 73,528.48, 101,471.76 and 39,995.68

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Solution

The fourth proportional to 73,528.48, 101,471.76 and 39,995.68 is: 55,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,528.48 : 101,471.76 = 39,995.68 : x
  2. Step 2: Convert to fraction form
    73,528.48/101,471.76 = 39,995.68/x
  3. Step 3: Cross multiply
    73,528.48x = 101,471.76 × 39,995.68
  4. Step 4: Simplify right side
    73,528.48x = 4,058,432,042.00
  5. Step 5: Solve for x
    x = 4,058,432,042.00/73,528.48
  6. Step 6: Final answer
    x = 55,195.38

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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.