Home / 234,015.40-351,023.10-127,727.20

Finding the Fourth Proportional to 234,015.40, 351,023.10 and 127,727.20

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Solution

The fourth proportional to 234,015.40, 351,023.10 and 127,727.20 is: 191,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,015.40 : 351,023.10 = 127,727.20 : x
  2. Step 2: Convert to fraction form
    234,015.40/351,023.10 = 127,727.20/x
  3. Step 3: Cross multiply
    234,015.40x = 351,023.10 × 127,727.20
  4. Step 4: Simplify right side
    234,015.40x = 44,835,197,698.32
  5. Step 5: Solve for x
    x = 44,835,197,698.32/234,015.40
  6. Step 6: Final answer
    x = 191,590.80

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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.