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Finding the Fourth Proportional to 60,337.51, 90,520.90 and 18,215.08

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Solution

The fourth proportional to 60,337.51, 90,520.90 and 18,215.08 is: 27,327.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,337.51 : 90,520.90 = 18,215.08 : x
  2. Step 2: Convert to fraction form
    60,337.51/90,520.90 = 18,215.08/x
  3. Step 3: Cross multiply
    60,337.51x = 90,520.90 × 18,215.08
  4. Step 4: Simplify right side
    60,337.51x = 1,648,845,435.17
  5. Step 5: Solve for x
    x = 1,648,845,435.17/60,337.51
  6. Step 6: Final answer
    x = 27,327.04

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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.