Home / 186,209.01-256,973.85-101,331.54

Finding the Fourth Proportional to 186,209.01, 256,973.85 and 101,331.54

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Solution

The fourth proportional to 186,209.01, 256,973.85 and 101,331.54 is: 139,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,209.01 : 256,973.85 = 101,331.54 : x
  2. Step 2: Convert to fraction form
    186,209.01/256,973.85 = 101,331.54/x
  3. Step 3: Cross multiply
    186,209.01x = 256,973.85 × 101,331.54
  4. Step 4: Simplify right side
    186,209.01x = 26,039,555,960.23
  5. Step 5: Solve for x
    x = 26,039,555,960.23/186,209.01
  6. Step 6: Final answer
    x = 139,840.47

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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.