Home / 74,303.36-111,472.03-32,190.45

Finding the Fourth Proportional to 74,303.36, 111,472.03 and 32,190.45

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Solution

The fourth proportional to 74,303.36, 111,472.03 and 32,190.45 is: 48,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,303.36 : 111,472.03 = 32,190.45 : x
  2. Step 2: Convert to fraction form
    74,303.36/111,472.03 = 32,190.45/x
  3. Step 3: Cross multiply
    74,303.36x = 111,472.03 × 32,190.45
  4. Step 4: Simplify right side
    74,303.36x = 3,588,334,808.11
  5. Step 5: Solve for x
    x = 3,588,334,808.11/74,303.36
  6. Step 6: Final answer
    x = 48,293.04

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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.