Home / 292,021.68-438,036.03-114,612.24

Finding the Fourth Proportional to 292,021.68, 438,036.03 and 114,612.24

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Solution

The fourth proportional to 292,021.68, 438,036.03 and 114,612.24 is: 171,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,021.68 : 438,036.03 = 114,612.24 : x
  2. Step 2: Convert to fraction form
    292,021.68/438,036.03 = 114,612.24/x
  3. Step 3: Cross multiply
    292,021.68x = 438,036.03 × 114,612.24
  4. Step 4: Simplify right side
    292,021.68x = 50,204,290,599.01
  5. Step 5: Solve for x
    x = 50,204,290,599.01/292,021.68
  6. Step 6: Final answer
    x = 171,919.74

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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.