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Finding the Fourth Proportional to 60,487.94, 83,484.33 and 34,991.30

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Solution

The fourth proportional to 60,487.94, 83,484.33 and 34,991.30 is: 48,294.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,487.94 : 83,484.33 = 34,991.30 : x
  2. Step 2: Convert to fraction form
    60,487.94/83,484.33 = 34,991.30/x
  3. Step 3: Cross multiply
    60,487.94x = 83,484.33 × 34,991.30
  4. Step 4: Simplify right side
    60,487.94x = 2,921,225,236.33
  5. Step 5: Solve for x
    x = 2,921,225,236.33/60,487.94
  6. Step 6: Final answer
    x = 48,294.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.