Home / 185,828.30-256,450.10-104,158.05

Finding the Fourth Proportional to 185,828.30, 256,450.10 and 104,158.05

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Solution

The fourth proportional to 185,828.30, 256,450.10 and 104,158.05 is: 143,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,828.30 : 256,450.10 = 104,158.05 : x
  2. Step 2: Convert to fraction form
    185,828.30/256,450.10 = 104,158.05/x
  3. Step 3: Cross multiply
    185,828.30x = 256,450.10 × 104,158.05
  4. Step 4: Simplify right side
    185,828.30x = 26,711,342,338.31
  5. Step 5: Solve for x
    x = 26,711,342,338.31/185,828.30
  6. Step 6: Final answer
    x = 143,742.06

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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.