Home / 121,898.18-182,801.79-41,913.51

Finding the Fourth Proportional to 121,898.18, 182,801.79 and 41,913.51

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Solution

The fourth proportional to 121,898.18, 182,801.79 and 41,913.51 is: 62,854.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,898.18 : 182,801.79 = 41,913.51 : x
  2. Step 2: Convert to fraction form
    121,898.18/182,801.79 = 41,913.51/x
  3. Step 3: Cross multiply
    121,898.18x = 182,801.79 × 41,913.51
  4. Step 4: Simplify right side
    121,898.18x = 7,661,864,653.18
  5. Step 5: Solve for x
    x = 7,661,864,653.18/121,898.18
  6. Step 6: Final answer
    x = 62,854.63

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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.