Home / 102,537.40-153,777.30-32,438.20

Finding the Fourth Proportional to 102,537.40, 153,777.30 and 32,438.20

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Solution

The fourth proportional to 102,537.40, 153,777.30 and 32,438.20 is: 48,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,537.40 : 153,777.30 = 32,438.20 : x
  2. Step 2: Convert to fraction form
    102,537.40/153,777.30 = 32,438.20/x
  3. Step 3: Cross multiply
    102,537.40x = 153,777.30 × 32,438.20
  4. Step 4: Simplify right side
    102,537.40x = 4,988,258,812.86
  5. Step 5: Solve for x
    x = 4,988,258,812.86/102,537.40
  6. Step 6: Final answer
    x = 48,648.19

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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.