Home / 186,700.26-257,646.34-101,817.92

Finding the Fourth Proportional to 186,700.26, 257,646.34 and 101,817.92

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Solution

The fourth proportional to 186,700.26, 257,646.34 and 101,817.92 is: 140,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,700.26 : 257,646.34 = 101,817.92 : x
  2. Step 2: Convert to fraction form
    186,700.26/257,646.34 = 101,817.92/x
  3. Step 3: Cross multiply
    186,700.26x = 257,646.34 × 101,817.92
  4. Step 4: Simplify right side
    186,700.26x = 26,233,014,434.41
  5. Step 5: Solve for x
    x = 26,233,014,434.41/186,700.26
  6. Step 6: Final answer
    x = 140,508.72

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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.