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Finding the Fourth Proportional to 60,070.93, 90,096.93 and 20,089.61

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Solution

The fourth proportional to 60,070.93, 90,096.93 and 20,089.61 is: 30,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,070.93 : 90,096.93 = 20,089.61 : x
  2. Step 2: Convert to fraction form
    60,070.93/90,096.93 = 20,089.61/x
  3. Step 3: Cross multiply
    60,070.93x = 90,096.93 × 20,089.61
  4. Step 4: Simplify right side
    60,070.93x = 1,810,012,185.90
  5. Step 5: Solve for x
    x = 1,810,012,185.90/60,070.93
  6. Step 6: Final answer
    x = 30,131.25

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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.