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Finding the Fourth Proportional to 62,014.60, 93,021.90 and 42,056.20

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Solution

The fourth proportional to 62,014.60, 93,021.90 and 42,056.20 is: 63,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,014.60 : 93,021.90 = 42,056.20 : x
  2. Step 2: Convert to fraction form
    62,014.60/93,021.90 = 42,056.20/x
  3. Step 3: Cross multiply
    62,014.60x = 93,021.90 × 42,056.20
  4. Step 4: Simplify right side
    62,014.60x = 3,912,147,630.78
  5. Step 5: Solve for x
    x = 3,912,147,630.78/62,014.60
  6. Step 6: Final answer
    x = 63,084.30

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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.