Home / 158,767.96-238,137.45-53,587.84

Finding the Fourth Proportional to 158,767.96, 238,137.45 and 53,587.84

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Solution

The fourth proportional to 158,767.96, 238,137.45 and 53,587.84 is: 80,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,767.96 : 238,137.45 = 53,587.84 : x
  2. Step 2: Convert to fraction form
    158,767.96/238,137.45 = 53,587.84/x
  3. Step 3: Cross multiply
    158,767.96x = 238,137.45 × 53,587.84
  4. Step 4: Simplify right side
    158,767.96x = 12,761,271,568.61
  5. Step 5: Solve for x
    x = 12,761,271,568.61/158,767.96
  6. Step 6: Final answer
    x = 80,376.87

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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.