Home / 73,721.88-101,731.68-43,508.34

Finding the Fourth Proportional to 73,721.88, 101,731.68 and 43,508.34

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Solution

The fourth proportional to 73,721.88, 101,731.68 and 43,508.34 is: 60,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,721.88 : 101,731.68 = 43,508.34 : x
  2. Step 2: Convert to fraction form
    73,721.88/101,731.68 = 43,508.34/x
  3. Step 3: Cross multiply
    73,721.88x = 101,731.68 × 43,508.34
  4. Step 4: Simplify right side
    73,721.88x = 4,426,176,522.21
  5. Step 5: Solve for x
    x = 4,426,176,522.21/73,721.88
  6. Step 6: Final answer
    x = 60,038.84

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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.