Home / 40,707.64-61,053.34-11,118.45

Finding the Fourth Proportional to 40,707.64, 61,053.34 and 11,118.45

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Solution

The fourth proportional to 40,707.64, 61,053.34 and 11,118.45 is: 16,675.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,707.64 : 61,053.34 = 11,118.45 : x
  2. Step 2: Convert to fraction form
    40,707.64/61,053.34 = 11,118.45/x
  3. Step 3: Cross multiply
    40,707.64x = 61,053.34 × 11,118.45
  4. Step 4: Simplify right side
    40,707.64x = 678,818,508.12
  5. Step 5: Solve for x
    x = 678,818,508.12/40,707.64
  6. Step 6: Final answer
    x = 16,675.46

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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.