Home / 242,447.36-363,863.04-102,302.72

Finding the Fourth Proportional to 242,447.36, 363,863.04 and 102,302.72

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Solution

The fourth proportional to 242,447.36, 363,863.04 and 102,302.72 is: 153,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,447.36 : 363,863.04 = 102,302.72 : x
  2. Step 2: Convert to fraction form
    242,447.36/363,863.04 = 102,302.72/x
  3. Step 3: Cross multiply
    242,447.36x = 363,863.04 × 102,302.72
  4. Step 4: Simplify right side
    242,447.36x = 37,224,178,699.47
  5. Step 5: Solve for x
    x = 37,224,178,699.47/242,447.36
  6. Step 6: Final answer
    x = 153,535.10

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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.