Home / 154,904.20-232,010.70-127,256.20

Finding the Fourth Proportional to 154,904.20, 232,010.70 and 127,256.20

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Solution

The fourth proportional to 154,904.20, 232,010.70 and 127,256.20 is: 190,600.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,904.20 : 232,010.70 = 127,256.20 : x
  2. Step 2: Convert to fraction form
    154,904.20/232,010.70 = 127,256.20/x
  3. Step 3: Cross multiply
    154,904.20x = 232,010.70 × 127,256.20
  4. Step 4: Simplify right side
    154,904.20x = 29,524,800,041.34
  5. Step 5: Solve for x
    x = 29,524,800,041.34/154,904.20
  6. Step 6: Final answer
    x = 190,600.38

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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.