Home / 109,162.12-163,795.98-53,050.12

Finding the Fourth Proportional to 109,162.12, 163,795.98 and 53,050.12

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Solution

The fourth proportional to 109,162.12, 163,795.98 and 53,050.12 is: 79,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,162.12 : 163,795.98 = 53,050.12 : x
  2. Step 2: Convert to fraction form
    109,162.12/163,795.98 = 53,050.12/x
  3. Step 3: Cross multiply
    109,162.12x = 163,795.98 × 53,050.12
  4. Step 4: Simplify right side
    109,162.12x = 8,689,396,394.52
  5. Step 5: Solve for x
    x = 8,689,396,394.52/109,162.12
  6. Step 6: Final answer
    x = 79,600.84

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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.