Home / 172,522.18-238,078.17-97,070.50

Finding the Fourth Proportional to 172,522.18, 238,078.17 and 97,070.50

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Solution

The fourth proportional to 172,522.18, 238,078.17 and 97,070.50 is: 133,955.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,522.18 : 238,078.17 = 97,070.50 : x
  2. Step 2: Convert to fraction form
    172,522.18/238,078.17 = 97,070.50/x
  3. Step 3: Cross multiply
    172,522.18x = 238,078.17 × 97,070.50
  4. Step 4: Simplify right side
    172,522.18x = 23,110,367,000.99
  5. Step 5: Solve for x
    x = 23,110,367,000.99/172,522.18
  6. Step 6: Final answer
    x = 133,955.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.