Home / 74,442.40-111,663.60-24,530.20

Finding the Fourth Proportional to 74,442.40, 111,663.60 and 24,530.20

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Solution

The fourth proportional to 74,442.40, 111,663.60 and 24,530.20 is: 36,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,442.40 : 111,663.60 = 24,530.20 : x
  2. Step 2: Convert to fraction form
    74,442.40/111,663.60 = 24,530.20/x
  3. Step 3: Cross multiply
    74,442.40x = 111,663.60 × 24,530.20
  4. Step 4: Simplify right side
    74,442.40x = 2,739,130,440.72
  5. Step 5: Solve for x
    x = 2,739,130,440.72/74,442.40
  6. Step 6: Final answer
    x = 36,795.30

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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.