Home / 152,831.24-228,948.62-100,080.80

Finding the Fourth Proportional to 152,831.24, 228,948.62 and 100,080.80

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Solution

The fourth proportional to 152,831.24, 228,948.62 and 100,080.80 is: 149,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,831.24 : 228,948.62 = 100,080.80 : x
  2. Step 2: Convert to fraction form
    152,831.24/228,948.62 = 100,080.80/x
  3. Step 3: Cross multiply
    152,831.24x = 228,948.62 × 100,080.80
  4. Step 4: Simplify right side
    152,831.24x = 22,913,359,903.75
  5. Step 5: Solve for x
    x = 22,913,359,903.75/152,831.24
  6. Step 6: Final answer
    x = 149,925.90

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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.