Home / 52,861.06-72,948.78-30,203.02

Finding the Fourth Proportional to 52,861.06, 72,948.78 and 30,203.02

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Solution

The fourth proportional to 52,861.06, 72,948.78 and 30,203.02 is: 41,680.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,861.06 : 72,948.78 = 30,203.02 : x
  2. Step 2: Convert to fraction form
    52,861.06/72,948.78 = 30,203.02/x
  3. Step 3: Cross multiply
    52,861.06x = 72,948.78 × 30,203.02
  4. Step 4: Simplify right side
    52,861.06x = 2,203,273,461.32
  5. Step 5: Solve for x
    x = 2,203,273,461.32/52,861.06
  6. Step 6: Final answer
    x = 41,680.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.