Home / 109,901.90-164,415.45-95,273.30

Finding the Fourth Proportional to 109,901.90, 164,415.45 and 95,273.30

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Solution

The fourth proportional to 109,901.90, 164,415.45 and 95,273.30 is: 142,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,901.90 : 164,415.45 = 95,273.30 : x
  2. Step 2: Convert to fraction form
    109,901.90/164,415.45 = 95,273.30/x
  3. Step 3: Cross multiply
    109,901.90x = 164,415.45 × 95,273.30
  4. Step 4: Simplify right side
    109,901.90x = 15,664,402,492.49
  5. Step 5: Solve for x
    x = 15,664,402,492.49/109,901.90
  6. Step 6: Final answer
    x = 142,530.77

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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.