Home / 40,810.30-61,150.65-34,200.70

Finding the Fourth Proportional to 40,810.30, 61,150.65 and 34,200.70

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Solution

The fourth proportional to 40,810.30, 61,150.65 and 34,200.70 is: 51,246.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,810.30 : 61,150.65 = 34,200.70 : x
  2. Step 2: Convert to fraction form
    40,810.30/61,150.65 = 34,200.70/x
  3. Step 3: Cross multiply
    40,810.30x = 61,150.65 × 34,200.70
  4. Step 4: Simplify right side
    40,810.30x = 2,091,395,035.46
  5. Step 5: Solve for x
    x = 2,091,395,035.46/40,810.30
  6. Step 6: Final answer
    x = 51,246.74

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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.