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Finding the Fourth Proportional to 67,998.66, 101,971.53 and 23,007.98

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Solution

The fourth proportional to 67,998.66, 101,971.53 and 23,007.98 is: 34,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,998.66 : 101,971.53 = 23,007.98 : x
  2. Step 2: Convert to fraction form
    67,998.66/101,971.53 = 23,007.98/x
  3. Step 3: Cross multiply
    67,998.66x = 101,971.53 × 23,007.98
  4. Step 4: Simplify right side
    67,998.66x = 2,346,158,412.95
  5. Step 5: Solve for x
    x = 2,346,158,412.95/67,998.66
  6. Step 6: Final answer
    x = 34,503.01

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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.