Home / 186,057.60-256,756.56-101,173.92

Finding the Fourth Proportional to 186,057.60, 256,756.56 and 101,173.92

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Solution

The fourth proportional to 186,057.60, 256,756.56 and 101,173.92 is: 139,618.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,057.60 : 256,756.56 = 101,173.92 : x
  2. Step 2: Convert to fraction form
    186,057.60/256,756.56 = 101,173.92/x
  3. Step 3: Cross multiply
    186,057.60x = 256,756.56 × 101,173.92
  4. Step 4: Simplify right side
    186,057.60x = 25,977,067,660.92
  5. Step 5: Solve for x
    x = 25,977,067,660.92/186,057.60
  6. Step 6: Final answer
    x = 139,618.42

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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.