Home / 144,579.43-216,877.65-55,833.40

Finding the Fourth Proportional to 144,579.43, 216,877.65 and 55,833.40

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Solution

The fourth proportional to 144,579.43, 216,877.65 and 55,833.40 is: 83,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,579.43 : 216,877.65 = 55,833.40 : x
  2. Step 2: Convert to fraction form
    144,579.43/216,877.65 = 55,833.40/x
  3. Step 3: Cross multiply
    144,579.43x = 216,877.65 × 55,833.40
  4. Step 4: Simplify right side
    144,579.43x = 12,109,015,219.95
  5. Step 5: Solve for x
    x = 12,109,015,219.95/144,579.43
  6. Step 6: Final answer
    x = 83,753.38

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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.