Home / 299,250.02-448,948.20-99,569.90

Finding the Fourth Proportional to 299,250.02, 448,948.20 and 99,569.90

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Solution

The fourth proportional to 299,250.02, 448,948.20 and 99,569.90 is: 149,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,250.02 : 448,948.20 = 99,569.90 : x
  2. Step 2: Convert to fraction form
    299,250.02/448,948.20 = 99,569.90/x
  3. Step 3: Cross multiply
    299,250.02x = 448,948.20 × 99,569.90
  4. Step 4: Simplify right side
    299,250.02x = 44,701,727,379.18
  5. Step 5: Solve for x
    x = 44,701,727,379.18/299,250.02
  6. Step 6: Final answer
    x = 149,379.20

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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.