Home / 251,043.40-376,565.10-84,831.40

Finding the Fourth Proportional to 251,043.40, 376,565.10 and 84,831.40

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Solution

The fourth proportional to 251,043.40, 376,565.10 and 84,831.40 is: 127,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,043.40 : 376,565.10 = 84,831.40 : x
  2. Step 2: Convert to fraction form
    251,043.40/376,565.10 = 84,831.40/x
  3. Step 3: Cross multiply
    251,043.40x = 376,565.10 × 84,831.40
  4. Step 4: Simplify right side
    251,043.40x = 31,944,544,624.14
  5. Step 5: Solve for x
    x = 31,944,544,624.14/251,043.40
  6. Step 6: Final answer
    x = 127,247.10

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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.