Home / 40,466.66-60,643.76-20,703.47

Finding the Fourth Proportional to 40,466.66, 60,643.76 and 20,703.47

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Solution

The fourth proportional to 40,466.66, 60,643.76 and 20,703.47 is: 31,026.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,466.66 : 60,643.76 = 20,703.47 : x
  2. Step 2: Convert to fraction form
    40,466.66/60,643.76 = 20,703.47/x
  3. Step 3: Cross multiply
    40,466.66x = 60,643.76 × 20,703.47
  4. Step 4: Simplify right side
    40,466.66x = 1,255,535,859.11
  5. Step 5: Solve for x
    x = 1,255,535,859.11/40,466.66
  6. Step 6: Final answer
    x = 31,026.43

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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.