Home / 154,768.08-232,238.04-83,688.96

Finding the Fourth Proportional to 154,768.08, 232,238.04 and 83,688.96

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Solution

The fourth proportional to 154,768.08, 232,238.04 and 83,688.96 is: 125,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,768.08 : 232,238.04 = 83,688.96 : x
  2. Step 2: Convert to fraction form
    154,768.08/232,238.04 = 83,688.96/x
  3. Step 3: Cross multiply
    154,768.08x = 232,238.04 × 83,688.96
  4. Step 4: Simplify right side
    154,768.08x = 19,435,760,040.04
  5. Step 5: Solve for x
    x = 19,435,760,040.04/154,768.08
  6. Step 6: Final answer
    x = 125,579.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.