Home / 186,010.30-256,238.66-134,872.77

Finding the Fourth Proportional to 186,010.30, 256,238.66 and 134,872.77

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Solution

The fourth proportional to 186,010.30, 256,238.66 and 134,872.77 is: 185,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,010.30 : 256,238.66 = 134,872.77 : x
  2. Step 2: Convert to fraction form
    186,010.30/256,238.66 = 134,872.77/x
  3. Step 3: Cross multiply
    186,010.30x = 256,238.66 × 134,872.77
  4. Step 4: Simplify right side
    186,010.30x = 34,559,617,180.92
  5. Step 5: Solve for x
    x = 34,559,617,180.92/186,010.30
  6. Step 6: Final answer
    x = 185,794.11

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1.5x scale

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.