Home / 74,816.30-112,161.29-34,814.60

Finding the Fourth Proportional to 74,816.30, 112,161.29 and 34,814.60

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Solution

The fourth proportional to 74,816.30, 112,161.29 and 34,814.60 is: 52,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,816.30 : 112,161.29 = 34,814.60 : x
  2. Step 2: Convert to fraction form
    74,816.30/112,161.29 = 34,814.60/x
  3. Step 3: Cross multiply
    74,816.30x = 112,161.29 × 34,814.60
  4. Step 4: Simplify right side
    74,816.30x = 3,904,850,446.83
  5. Step 5: Solve for x
    x = 3,904,850,446.83/74,816.30
  6. Step 6: Final answer
    x = 52,192.51

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1.5x scale

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.