Home / 109,895.40-164,405.70-95,266.80

Finding the Fourth Proportional to 109,895.40, 164,405.70 and 95,266.80

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Solution

The fourth proportional to 109,895.40, 164,405.70 and 95,266.80 is: 142,521.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,895.40 : 164,405.70 = 95,266.80 : x
  2. Step 2: Convert to fraction form
    109,895.40/164,405.70 = 95,266.80/x
  3. Step 3: Cross multiply
    109,895.40x = 164,405.70 × 95,266.80
  4. Step 4: Simplify right side
    109,895.40x = 15,662,404,940.76
  5. Step 5: Solve for x
    x = 15,662,404,940.76/109,895.40
  6. Step 6: Final answer
    x = 142,521.02

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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.