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Finding the Fourth Proportional to 60,574.94, 90,877.06 and 19,021.94

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Solution

The fourth proportional to 60,574.94, 90,877.06 and 19,021.94 is: 28,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,574.94 : 90,877.06 = 19,021.94 : x
  2. Step 2: Convert to fraction form
    60,574.94/90,877.06 = 19,021.94/x
  3. Step 3: Cross multiply
    60,574.94x = 90,877.06 × 19,021.94
  4. Step 4: Simplify right side
    60,574.94x = 1,728,657,982.70
  5. Step 5: Solve for x
    x = 1,728,657,982.70/60,574.94
  6. Step 6: Final answer
    x = 28,537.51

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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.