Home / 151,354.23-227,031.30-70,293.03

Finding the Fourth Proportional to 151,354.23, 227,031.30 and 70,293.03

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Solution

The fourth proportional to 151,354.23, 227,031.30 and 70,293.03 is: 105,439.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,354.23 : 227,031.30 = 70,293.03 : x
  2. Step 2: Convert to fraction form
    151,354.23/227,031.30 = 70,293.03/x
  3. Step 3: Cross multiply
    151,354.23x = 227,031.30 × 70,293.03
  4. Step 4: Simplify right side
    151,354.23x = 15,958,717,981.84
  5. Step 5: Solve for x
    x = 15,958,717,981.84/151,354.23
  6. Step 6: Final answer
    x = 105,439.52

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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.