Home / 154,565.40-232,001.70-75,768.60

Finding the Fourth Proportional to 154,565.40, 232,001.70 and 75,768.60

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Solution

The fourth proportional to 154,565.40, 232,001.70 and 75,768.60 is: 113,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,565.40 : 232,001.70 = 75,768.60 : x
  2. Step 2: Convert to fraction form
    154,565.40/232,001.70 = 75,768.60/x
  3. Step 3: Cross multiply
    154,565.40x = 232,001.70 × 75,768.60
  4. Step 4: Simplify right side
    154,565.40x = 17,578,444,006.62
  5. Step 5: Solve for x
    x = 17,578,444,006.62/154,565.40
  6. Step 6: Final answer
    x = 113,728.20

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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.