Home / 189,158.52-282,901.20-168,245.28

Finding the Fourth Proportional to 189,158.52, 282,901.20 and 168,245.28

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Solution

The fourth proportional to 189,158.52, 282,901.20 and 168,245.28 is: 251,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,158.52 : 282,901.20 = 168,245.28 : x
  2. Step 2: Convert to fraction form
    189,158.52/282,901.20 = 168,245.28/x
  3. Step 3: Cross multiply
    189,158.52x = 282,901.20 × 168,245.28
  4. Step 4: Simplify right side
    189,158.52x = 47,596,791,606.34
  5. Step 5: Solve for x
    x = 47,596,791,606.34/189,158.52
  6. Step 6: Final answer
    x = 251,623.83

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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.