Home / 49,649.10-74,473.65-21,582.60

Finding the Fourth Proportional to 49,649.10, 74,473.65 and 21,582.60

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Solution

The fourth proportional to 49,649.10, 74,473.65 and 21,582.60 is: 32,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,649.10 : 74,473.65 = 21,582.60 : x
  2. Step 2: Convert to fraction form
    49,649.10/74,473.65 = 21,582.60/x
  3. Step 3: Cross multiply
    49,649.10x = 74,473.65 × 21,582.60
  4. Step 4: Simplify right side
    49,649.10x = 1,607,334,998.49
  5. Step 5: Solve for x
    x = 1,607,334,998.49/49,649.10
  6. Step 6: Final answer
    x = 32,373.90

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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.