Home / 109,010.20-163,284.90-97,336.60

Finding the Fourth Proportional to 109,010.20, 163,284.90 and 97,336.60

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Solution

The fourth proportional to 109,010.20, 163,284.90 and 97,336.60 is: 145,799.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,010.20 : 163,284.90 = 97,336.60 : x
  2. Step 2: Convert to fraction form
    109,010.20/163,284.90 = 97,336.60/x
  3. Step 3: Cross multiply
    109,010.20x = 163,284.90 × 97,336.60
  4. Step 4: Simplify right side
    109,010.20x = 15,893,596,997.34
  5. Step 5: Solve for x
    x = 15,893,596,997.34/109,010.20
  6. Step 6: Final answer
    x = 145,799.17

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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.