Home / 109,202.96-163,706.94-42,627.57

Finding the Fourth Proportional to 109,202.96, 163,706.94 and 42,627.57

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Solution

The fourth proportional to 109,202.96, 163,706.94 and 42,627.57 is: 63,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,202.96 : 163,706.94 = 42,627.57 : x
  2. Step 2: Convert to fraction form
    109,202.96/163,706.94 = 42,627.57/x
  3. Step 3: Cross multiply
    109,202.96x = 163,706.94 × 42,627.57
  4. Step 4: Simplify right side
    109,202.96x = 6,978,429,044.34
  5. Step 5: Solve for x
    x = 6,978,429,044.34/109,202.96
  6. Step 6: Final answer
    x = 63,903.30

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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.