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Finding the Fourth Proportional to 60,643.62, 90,962.34 and 23,200.81

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Solution

The fourth proportional to 60,643.62, 90,962.34 and 23,200.81 is: 34,800.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,643.62 : 90,962.34 = 23,200.81 : x
  2. Step 2: Convert to fraction form
    60,643.62/90,962.34 = 23,200.81/x
  3. Step 3: Cross multiply
    60,643.62x = 90,962.34 × 23,200.81
  4. Step 4: Simplify right side
    60,643.62x = 2,110,399,967.50
  5. Step 5: Solve for x
    x = 2,110,399,967.50/60,643.62
  6. Step 6: Final answer
    x = 34,800.03

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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.