Home / 186,147.30-256,885.96-101,264.36

Finding the Fourth Proportional to 186,147.30, 256,885.96 and 101,264.36

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Solution

The fourth proportional to 186,147.30, 256,885.96 and 101,264.36 is: 139,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,147.30 : 256,885.96 = 101,264.36 : x
  2. Step 2: Convert to fraction form
    186,147.30/256,885.96 = 101,264.36/x
  3. Step 3: Cross multiply
    186,147.30x = 256,885.96 × 101,264.36
  4. Step 4: Simplify right side
    186,147.30x = 26,013,392,332.39
  5. Step 5: Solve for x
    x = 26,013,392,332.39/186,147.30
  6. Step 6: Final answer
    x = 139,746.28

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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.