Home / 186,402.24-257,238-101,519.22

Finding the Fourth Proportional to 186,402.24, 257,238 and 101,519.22

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Solution

The fourth proportional to 186,402.24, 257,238 and 101,519.22 is: 140,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,402.24 : 257,238 = 101,519.22 : x
  2. Step 2: Convert to fraction form
    186,402.24/257,238 = 101,519.22/x
  3. Step 3: Cross multiply
    186,402.24x = 257,238 × 101,519.22
  4. Step 4: Simplify right side
    186,402.24x = 26,114,601,114.36
  5. Step 5: Solve for x
    x = 26,114,601,114.36/186,402.24
  6. Step 6: Final answer
    x = 140,098.11

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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.