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Finding the Fourth Proportional to 67,880.16, 101,800.80 and 23,495.40

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Solution

The fourth proportional to 67,880.16, 101,800.80 and 23,495.40 is: 35,236.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,880.16 : 101,800.80 = 23,495.40 : x
  2. Step 2: Convert to fraction form
    67,880.16/101,800.80 = 23,495.40/x
  3. Step 3: Cross multiply
    67,880.16x = 101,800.80 × 23,495.40
  4. Step 4: Simplify right side
    67,880.16x = 2,391,850,516.32
  5. Step 5: Solve for x
    x = 2,391,850,516.32/67,880.16
  6. Step 6: Final answer
    x = 35,236.37

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1.5x scale

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.