Home / 232,128.12-348,190.66-112,044.92

Finding the Fourth Proportional to 232,128.12, 348,190.66 and 112,044.92

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Solution

The fourth proportional to 232,128.12, 348,190.66 and 112,044.92 is: 168,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,128.12 : 348,190.66 = 112,044.92 : x
  2. Step 2: Convert to fraction form
    232,128.12/348,190.66 = 112,044.92/x
  3. Step 3: Cross multiply
    232,128.12x = 348,190.66 × 112,044.92
  4. Step 4: Simplify right side
    232,128.12x = 39,012,994,644.45
  5. Step 5: Solve for x
    x = 39,012,994,644.45/232,128.12
  6. Step 6: Final answer
    x = 168,066.65

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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.