Home / 186,054.10-256,751.73-101,170.42

Finding the Fourth Proportional to 186,054.10, 256,751.73 and 101,170.42

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Solution

The fourth proportional to 186,054.10, 256,751.73 and 101,170.42 is: 139,613.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,054.10 : 256,751.73 = 101,170.42 : x
  2. Step 2: Convert to fraction form
    186,054.10/256,751.73 = 101,170.42/x
  3. Step 3: Cross multiply
    186,054.10x = 256,751.73 × 101,170.42
  4. Step 4: Simplify right side
    186,054.10x = 25,975,680,359.83
  5. Step 5: Solve for x
    x = 25,975,680,359.83/186,054.10
  6. Step 6: Final answer
    x = 139,613.59

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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.