Home / 186,059.46-256,763.88-101,178.36

Finding the Fourth Proportional to 186,059.46, 256,763.88 and 101,178.36

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Solution

The fourth proportional to 186,059.46, 256,763.88 and 101,178.36 is: 139,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,059.46 : 256,763.88 = 101,178.36 : x
  2. Step 2: Convert to fraction form
    186,059.46/256,763.88 = 101,178.36/x
  3. Step 3: Cross multiply
    186,059.46x = 256,763.88 × 101,178.36
  4. Step 4: Simplify right side
    186,059.46x = 25,978,948,285.64
  5. Step 5: Solve for x
    x = 25,978,948,285.64/186,059.46
  6. Step 6: Final answer
    x = 139,627.13

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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.