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Finding the Fourth Proportional to 67,565.90, 101,210.48 and 37,921.48

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Solution

The fourth proportional to 67,565.90, 101,210.48 and 37,921.48 is: 56,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,565.90 : 101,210.48 = 37,921.48 : x
  2. Step 2: Convert to fraction form
    67,565.90/101,210.48 = 37,921.48/x
  3. Step 3: Cross multiply
    67,565.90x = 101,210.48 × 37,921.48
  4. Step 4: Simplify right side
    67,565.90x = 3,838,051,193.11
  5. Step 5: Solve for x
    x = 3,838,051,193.11/67,565.90
  6. Step 6: Final answer
    x = 56,804.56

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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.