Home / 42,297.99-63,440.10-15,996.48

Finding the Fourth Proportional to 42,297.99, 63,440.10 and 15,996.48

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Solution

The fourth proportional to 42,297.99, 63,440.10 and 15,996.48 is: 23,992.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,297.99 : 63,440.10 = 15,996.48 : x
  2. Step 2: Convert to fraction form
    42,297.99/63,440.10 = 15,996.48/x
  3. Step 3: Cross multiply
    42,297.99x = 63,440.10 × 15,996.48
  4. Step 4: Simplify right side
    42,297.99x = 1,014,818,290.85
  5. Step 5: Solve for x
    x = 1,014,818,290.85/42,297.99
  6. Step 6: Final answer
    x = 23,992.12

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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.