Home / 47,637.48-71,456.24-12,101.46

Finding the Fourth Proportional to 47,637.48, 71,456.24 and 12,101.46

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Solution

The fourth proportional to 47,637.48, 71,456.24 and 12,101.46 is: 18,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,637.48 : 71,456.24 = 12,101.46 : x
  2. Step 2: Convert to fraction form
    47,637.48/71,456.24 = 12,101.46/x
  3. Step 3: Cross multiply
    47,637.48x = 71,456.24 × 12,101.46
  4. Step 4: Simplify right side
    47,637.48x = 864,724,769.60
  5. Step 5: Solve for x
    x = 864,724,769.60/47,637.48
  6. Step 6: Final answer
    x = 18,152.19

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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.