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Finding the Fourth Proportional to 67,032.91, 100,549.27 and 17,113.01

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Solution

The fourth proportional to 67,032.91, 100,549.27 and 17,113.01 is: 25,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,032.91 : 100,549.27 = 17,113.01 : x
  2. Step 2: Convert to fraction form
    67,032.91/100,549.27 = 17,113.01/x
  3. Step 3: Cross multiply
    67,032.91x = 100,549.27 × 17,113.01
  4. Step 4: Simplify right side
    67,032.91x = 1,720,700,663.00
  5. Step 5: Solve for x
    x = 1,720,700,663.00/67,032.91
  6. Step 6: Final answer
    x = 25,669.49

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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.