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Finding the Fourth Proportional to 60,345.90, 90,518.85 and 44,793.90

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Solution

The fourth proportional to 60,345.90, 90,518.85 and 44,793.90 is: 67,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,345.90 : 90,518.85 = 44,793.90 : x
  2. Step 2: Convert to fraction form
    60,345.90/90,518.85 = 44,793.90/x
  3. Step 3: Cross multiply
    60,345.90x = 90,518.85 × 44,793.90
  4. Step 4: Simplify right side
    60,345.90x = 4,054,692,315.02
  5. Step 5: Solve for x
    x = 4,054,692,315.02/60,345.90
  6. Step 6: Final answer
    x = 67,190.85

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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.