Home / 292,883.27-438,823.35-159,856.88

Finding the Fourth Proportional to 292,883.27, 438,823.35 and 159,856.88

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Solution

The fourth proportional to 292,883.27, 438,823.35 and 159,856.88 is: 239,511.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,883.27 : 438,823.35 = 159,856.88 : x
  2. Step 2: Convert to fraction form
    292,883.27/438,823.35 = 159,856.88/x
  3. Step 3: Cross multiply
    292,883.27x = 438,823.35 × 159,856.88
  4. Step 4: Simplify right side
    292,883.27x = 70,148,929,408.03
  5. Step 5: Solve for x
    x = 70,148,929,408.03/292,883.27
  6. Step 6: Final answer
    x = 239,511.57

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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.