Home / 83,824.34-125,697.63-48,774.02

Finding the Fourth Proportional to 83,824.34, 125,697.63 and 48,774.02

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Solution

The fourth proportional to 83,824.34, 125,697.63 and 48,774.02 is: 73,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,824.34 : 125,697.63 = 48,774.02 : x
  2. Step 2: Convert to fraction form
    83,824.34/125,697.63 = 48,774.02/x
  3. Step 3: Cross multiply
    83,824.34x = 125,697.63 × 48,774.02
  4. Step 4: Simplify right side
    83,824.34x = 6,130,778,719.57
  5. Step 5: Solve for x
    x = 6,130,778,719.57/83,824.34
  6. Step 6: Final answer
    x = 73,138.41

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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.