Home / 109,087.08-163,632.65-34,205.55

Finding the Fourth Proportional to 109,087.08, 163,632.65 and 34,205.55

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Solution

The fourth proportional to 109,087.08, 163,632.65 and 34,205.55 is: 51,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,087.08 : 163,632.65 = 34,205.55 : x
  2. Step 2: Convert to fraction form
    109,087.08/163,632.65 = 34,205.55/x
  3. Step 3: Cross multiply
    109,087.08x = 163,632.65 × 34,205.55
  4. Step 4: Simplify right side
    109,087.08x = 5,597,144,620.18
  5. Step 5: Solve for x
    x = 5,597,144,620.18/109,087.08
  6. Step 6: Final answer
    x = 51,308.96

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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.