Home / 158,522.91-237,659.29-78,588.39

Finding the Fourth Proportional to 158,522.91, 237,659.29 and 78,588.39

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Solution

The fourth proportional to 158,522.91, 237,659.29 and 78,588.39 is: 117,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,522.91 : 237,659.29 = 78,588.39 : x
  2. Step 2: Convert to fraction form
    158,522.91/237,659.29 = 78,588.39/x
  3. Step 3: Cross multiply
    158,522.91x = 237,659.29 × 78,588.39
  4. Step 4: Simplify right side
    158,522.91x = 18,677,260,969.64
  5. Step 5: Solve for x
    x = 18,677,260,969.64/158,522.91
  6. Step 6: Final answer
    x = 117,820.58

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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.