Home / 189,443.44-284,143.32-158,053.36

Finding the Fourth Proportional to 189,443.44, 284,143.32 and 158,053.36

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Solution

The fourth proportional to 189,443.44, 284,143.32 and 158,053.36 is: 237,061.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,443.44 : 284,143.32 = 158,053.36 : x
  2. Step 2: Convert to fraction form
    189,443.44/284,143.32 = 158,053.36/x
  3. Step 3: Cross multiply
    189,443.44x = 284,143.32 × 158,053.36
  4. Step 4: Simplify right side
    189,443.44x = 44,909,806,447.56
  5. Step 5: Solve for x
    x = 44,909,806,447.56/189,443.44
  6. Step 6: Final answer
    x = 237,061.82

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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.