Home / 42,529.92-63,800.64-14,820.48

Finding the Fourth Proportional to 42,529.92, 63,800.64 and 14,820.48

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Solution

The fourth proportional to 42,529.92, 63,800.64 and 14,820.48 is: 22,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,529.92 : 63,800.64 = 14,820.48 : x
  2. Step 2: Convert to fraction form
    42,529.92/63,800.64 = 14,820.48/x
  3. Step 3: Cross multiply
    42,529.92x = 63,800.64 × 14,820.48
  4. Step 4: Simplify right side
    42,529.92x = 945,556,109.11
  5. Step 5: Solve for x
    x = 945,556,109.11/42,529.92
  6. Step 6: Final answer
    x = 22,232.73

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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.