Home / 144,575.24-216,821.25-49,801.60

Finding the Fourth Proportional to 144,575.24, 216,821.25 and 49,801.60

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Solution

The fourth proportional to 144,575.24, 216,821.25 and 49,801.60 is: 74,688.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,575.24 : 216,821.25 = 49,801.60 : x
  2. Step 2: Convert to fraction form
    144,575.24/216,821.25 = 49,801.60/x
  3. Step 3: Cross multiply
    144,575.24x = 216,821.25 × 49,801.60
  4. Step 4: Simplify right side
    144,575.24x = 10,798,045,164
  5. Step 5: Solve for x
    x = 10,798,045,164/144,575.24
  6. Step 6: Final answer
    x = 74,688.07

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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.