Home / 242,391.02-363,572.85-107,416.21

Finding the Fourth Proportional to 242,391.02, 363,572.85 and 107,416.21

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Solution

The fourth proportional to 242,391.02, 363,572.85 and 107,416.21 is: 161,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,391.02 : 363,572.85 = 107,416.21 : x
  2. Step 2: Convert to fraction form
    242,391.02/363,572.85 = 107,416.21/x
  3. Step 3: Cross multiply
    242,391.02x = 363,572.85 × 107,416.21
  4. Step 4: Simplify right side
    242,391.02x = 39,053,619,315.30
  5. Step 5: Solve for x
    x = 39,053,619,315.30/242,391.02
  6. Step 6: Final answer
    x = 161,118.26

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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.