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Finding the Fourth Proportional to 60,374.10, 90,560.70 and 18,254.10

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Solution

The fourth proportional to 60,374.10, 90,560.70 and 18,254.10 is: 27,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,374.10 : 90,560.70 = 18,254.10 : x
  2. Step 2: Convert to fraction form
    60,374.10/90,560.70 = 18,254.10/x
  3. Step 3: Cross multiply
    60,374.10x = 90,560.70 × 18,254.10
  4. Step 4: Simplify right side
    60,374.10x = 1,653,104,073.87
  5. Step 5: Solve for x
    x = 1,653,104,073.87/60,374.10
  6. Step 6: Final answer
    x = 27,381.01

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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.