Home / 186,206.25-256,962.47-101,321.85

Finding the Fourth Proportional to 186,206.25, 256,962.47 and 101,321.85

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Solution

The fourth proportional to 186,206.25, 256,962.47 and 101,321.85 is: 139,822.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,206.25 : 256,962.47 = 101,321.85 : x
  2. Step 2: Convert to fraction form
    186,206.25/256,962.47 = 101,321.85/x
  3. Step 3: Cross multiply
    186,206.25x = 256,962.47 × 101,321.85
  4. Step 4: Simplify right side
    186,206.25x = 26,035,912,334.36
  5. Step 5: Solve for x
    x = 26,035,912,334.36/186,206.25
  6. Step 6: Final answer
    x = 139,822.98

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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.