Home / 167,427.90-251,088.54-55,081.86

Finding the Fourth Proportional to 167,427.90, 251,088.54 and 55,081.86

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Solution

The fourth proportional to 167,427.90, 251,088.54 and 55,081.86 is: 82,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,427.90 : 251,088.54 = 55,081.86 : x
  2. Step 2: Convert to fraction form
    167,427.90/251,088.54 = 55,081.86/x
  3. Step 3: Cross multiply
    167,427.90x = 251,088.54 × 55,081.86
  4. Step 4: Simplify right side
    167,427.90x = 13,830,423,807.88
  5. Step 5: Solve for x
    x = 13,830,423,807.88/167,427.90
  6. Step 6: Final answer
    x = 82,605.25

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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.