Home / 157,399.49-236,168.85-82,501.73

Finding the Fourth Proportional to 157,399.49, 236,168.85 and 82,501.73

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Solution

The fourth proportional to 157,399.49, 236,168.85 and 82,501.73 is: 123,789.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,399.49 : 236,168.85 = 82,501.73 : x
  2. Step 2: Convert to fraction form
    157,399.49/236,168.85 = 82,501.73/x
  3. Step 3: Cross multiply
    157,399.49x = 236,168.85 × 82,501.73
  4. Step 4: Simplify right side
    157,399.49x = 19,484,338,697.11
  5. Step 5: Solve for x
    x = 19,484,338,697.11/157,399.49
  6. Step 6: Final answer
    x = 123,789.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.