Home / 109,462.02-164,194.65-72,260.34

Finding the Fourth Proportional to 109,462.02, 164,194.65 and 72,260.34

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Solution

The fourth proportional to 109,462.02, 164,194.65 and 72,260.34 is: 108,391.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,462.02 : 164,194.65 = 72,260.34 : x
  2. Step 2: Convert to fraction form
    109,462.02/164,194.65 = 72,260.34/x
  3. Step 3: Cross multiply
    109,462.02x = 164,194.65 × 72,260.34
  4. Step 4: Simplify right side
    109,462.02x = 11,864,761,235.18
  5. Step 5: Solve for x
    x = 11,864,761,235.18/109,462.02
  6. Step 6: Final answer
    x = 108,391.58

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1.5x scale

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.