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Finding the Fourth Proportional to 67,731.48, 101,602.08 and 23,357.58

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Solution

The fourth proportional to 67,731.48, 101,602.08 and 23,357.58 is: 35,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,731.48 : 101,602.08 = 23,357.58 : x
  2. Step 2: Convert to fraction form
    67,731.48/101,602.08 = 23,357.58/x
  3. Step 3: Cross multiply
    67,731.48x = 101,602.08 × 23,357.58
  4. Step 4: Simplify right side
    67,731.48x = 2,373,178,711.77
  5. Step 5: Solve for x
    x = 2,373,178,711.77/67,731.48
  6. Step 6: Final answer
    x = 35,038.05

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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.