Home / 187,646.28-258,952.26-101,606.20

Finding the Fourth Proportional to 187,646.28, 258,952.26 and 101,606.20

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Solution

The fourth proportional to 187,646.28, 258,952.26 and 101,606.20 is: 140,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,646.28 : 258,952.26 = 101,606.20 : x
  2. Step 2: Convert to fraction form
    187,646.28/258,952.26 = 101,606.20/x
  3. Step 3: Cross multiply
    187,646.28x = 258,952.26 × 101,606.20
  4. Step 4: Simplify right side
    187,646.28x = 26,311,155,120.01
  5. Step 5: Solve for x
    x = 26,311,155,120.01/187,646.28
  6. Step 6: Final answer
    x = 140,216.77

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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.