Home / 147,703.08-221,552.88-100,200.48

Finding the Fourth Proportional to 147,703.08, 221,552.88 and 100,200.48

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Solution

The fourth proportional to 147,703.08, 221,552.88 and 100,200.48 is: 150,299.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,703.08 : 221,552.88 = 100,200.48 : x
  2. Step 2: Convert to fraction form
    147,703.08/221,552.88 = 100,200.48/x
  3. Step 3: Cross multiply
    147,703.08x = 221,552.88 × 100,200.48
  4. Step 4: Simplify right side
    147,703.08x = 22,199,704,921.38
  5. Step 5: Solve for x
    x = 22,199,704,921.38/147,703.08
  6. Step 6: Final answer
    x = 150,299.54

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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.