Home / 159,147.85-238,737.36-57,973.40

Finding the Fourth Proportional to 159,147.85, 238,737.36 and 57,973.40

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Solution

The fourth proportional to 159,147.85, 238,737.36 and 57,973.40 is: 86,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,147.85 : 238,737.36 = 57,973.40 : x
  2. Step 2: Convert to fraction form
    159,147.85/238,737.36 = 57,973.40/x
  3. Step 3: Cross multiply
    159,147.85x = 238,737.36 × 57,973.40
  4. Step 4: Simplify right side
    159,147.85x = 13,840,416,466.22
  5. Step 5: Solve for x
    x = 13,840,416,466.22/159,147.85
  6. Step 6: Final answer
    x = 86,965.78

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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.