Home / 186,660.10-257,591.19-101,777.16

Finding the Fourth Proportional to 186,660.10, 257,591.19 and 101,777.16

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Solution

The fourth proportional to 186,660.10, 257,591.19 and 101,777.16 is: 140,452.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,660.10 : 257,591.19 = 101,777.16 : x
  2. Step 2: Convert to fraction form
    186,660.10/257,591.19 = 101,777.16/x
  3. Step 3: Cross multiply
    186,660.10x = 257,591.19 × 101,777.16
  4. Step 4: Simplify right side
    186,660.10x = 26,216,899,759.22
  5. Step 5: Solve for x
    x = 26,216,899,759.22/186,660.10
  6. Step 6: Final answer
    x = 140,452.62

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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.