Home / 158,166.72-237,252.96-52,985.28

Finding the Fourth Proportional to 158,166.72, 237,252.96 and 52,985.28

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Solution

The fourth proportional to 158,166.72, 237,252.96 and 52,985.28 is: 79,478.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,166.72 : 237,252.96 = 52,985.28 : x
  2. Step 2: Convert to fraction form
    158,166.72/237,252.96 = 52,985.28/x
  3. Step 3: Cross multiply
    158,166.72x = 237,252.96 × 52,985.28
  4. Step 4: Simplify right side
    158,166.72x = 12,570,914,516.43
  5. Step 5: Solve for x
    x = 12,570,914,516.43/158,166.72
  6. Step 6: Final answer
    x = 79,478.88

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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.