Home / 74,112.48-111,172.23-24,192.54

Finding the Fourth Proportional to 74,112.48, 111,172.23 and 24,192.54

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Solution

The fourth proportional to 74,112.48, 111,172.23 and 24,192.54 is: 36,289.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,112.48 : 111,172.23 = 24,192.54 : x
  2. Step 2: Convert to fraction form
    74,112.48/111,172.23 = 24,192.54/x
  3. Step 3: Cross multiply
    74,112.48x = 111,172.23 × 24,192.54
  4. Step 4: Simplify right side
    74,112.48x = 2,689,538,621.16
  5. Step 5: Solve for x
    x = 2,689,538,621.16/74,112.48
  6. Step 6: Final answer
    x = 36,289.96

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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.