Home / 182,400.68-251,641.45-105,906.71

Finding the Fourth Proportional to 182,400.68, 251,641.45 and 105,906.71

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Solution

The fourth proportional to 182,400.68, 251,641.45 and 105,906.71 is: 146,109.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,400.68 : 251,641.45 = 105,906.71 : x
  2. Step 2: Convert to fraction form
    182,400.68/251,641.45 = 105,906.71/x
  3. Step 3: Cross multiply
    182,400.68x = 251,641.45 × 105,906.71
  4. Step 4: Simplify right side
    182,400.68x = 26,650,518,698.23
  5. Step 5: Solve for x
    x = 26,650,518,698.23/182,400.68
  6. Step 6: Final answer
    x = 146,109.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.