Home / 186,719.50-257,672.91-101,837.17

Finding the Fourth Proportional to 186,719.50, 257,672.91 and 101,837.17

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Solution

The fourth proportional to 186,719.50, 257,672.91 and 101,837.17 is: 140,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,719.50 : 257,672.91 = 101,837.17 : x
  2. Step 2: Convert to fraction form
    186,719.50/257,672.91 = 101,837.17/x
  3. Step 3: Cross multiply
    186,719.50x = 257,672.91 × 101,837.17
  4. Step 4: Simplify right side
    186,719.50x = 26,240,679,940.06
  5. Step 5: Solve for x
    x = 26,240,679,940.06/186,719.50
  6. Step 6: Final answer
    x = 140,535.29

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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.