Home / 154,749.96-232,088.00-79,831.54

Finding the Fourth Proportional to 154,749.96, 232,088.00 and 79,831.54

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Solution

The fourth proportional to 154,749.96, 232,088.00 and 79,831.54 is: 119,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,749.96 : 232,088.00 = 79,831.54 : x
  2. Step 2: Convert to fraction form
    154,749.96/232,088.00 = 79,831.54/x
  3. Step 3: Cross multiply
    154,749.96x = 232,088.00 × 79,831.54
  4. Step 4: Simplify right side
    154,749.96x = 18,527,942,346.47
  5. Step 5: Solve for x
    x = 18,527,942,346.47/154,749.96
  6. Step 6: Final answer
    x = 119,728.25

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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.