Home / 109,747.60-164,621.40-97,500.40

Finding the Fourth Proportional to 109,747.60, 164,621.40 and 97,500.40

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Solution

The fourth proportional to 109,747.60, 164,621.40 and 97,500.40 is: 146,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,747.60 : 164,621.40 = 97,500.40 : x
  2. Step 2: Convert to fraction form
    109,747.60/164,621.40 = 97,500.40/x
  3. Step 3: Cross multiply
    109,747.60x = 164,621.40 × 97,500.40
  4. Step 4: Simplify right side
    109,747.60x = 16,050,652,348.56
  5. Step 5: Solve for x
    x = 16,050,652,348.56/109,747.60
  6. Step 6: Final answer
    x = 146,250.60

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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.