Home / 151,238.20-226,511.70-89,030.20

Finding the Fourth Proportional to 151,238.20, 226,511.70 and 89,030.20

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Solution

The fourth proportional to 151,238.20, 226,511.70 and 89,030.20 is: 133,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,238.20 : 226,511.70 = 89,030.20 : x
  2. Step 2: Convert to fraction form
    151,238.20/226,511.70 = 89,030.20/x
  3. Step 3: Cross multiply
    151,238.20x = 226,511.70 × 89,030.20
  4. Step 4: Simplify right side
    151,238.20x = 20,166,381,953.34
  5. Step 5: Solve for x
    x = 20,166,381,953.34/151,238.20
  6. Step 6: Final answer
    x = 133,341.85

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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.