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Finding the Fourth Proportional to 60,689.35, 91,033.53 and 18,569.26

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Solution

The fourth proportional to 60,689.35, 91,033.53 and 18,569.26 is: 27,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,689.35 : 91,033.53 = 18,569.26 : x
  2. Step 2: Convert to fraction form
    60,689.35/91,033.53 = 18,569.26/x
  3. Step 3: Cross multiply
    60,689.35x = 91,033.53 × 18,569.26
  4. Step 4: Simplify right side
    60,689.35x = 1,690,425,287.29
  5. Step 5: Solve for x
    x = 1,690,425,287.29/60,689.35
  6. Step 6: Final answer
    x = 27,853.74

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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.