Home / 131,657.54-197,505.75-38,151.14

Finding the Fourth Proportional to 131,657.54, 197,505.75 and 38,151.14

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Solution

The fourth proportional to 131,657.54, 197,505.75 and 38,151.14 is: 57,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,657.54 : 197,505.75 = 38,151.14 : x
  2. Step 2: Convert to fraction form
    131,657.54/197,505.75 = 38,151.14/x
  3. Step 3: Cross multiply
    131,657.54x = 197,505.75 × 38,151.14
  4. Step 4: Simplify right side
    131,657.54x = 7,535,069,519.06
  5. Step 5: Solve for x
    x = 7,535,069,519.06/131,657.54
  6. Step 6: Final answer
    x = 57,232.34

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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.