Home / 40,162.63-60,264.60-19,126.53

Finding the Fourth Proportional to 40,162.63, 60,264.60 and 19,126.53

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Solution

The fourth proportional to 40,162.63, 60,264.60 and 19,126.53 is: 28,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.63 : 60,264.60 = 19,126.53 : x
  2. Step 2: Convert to fraction form
    40,162.63/60,264.60 = 19,126.53/x
  3. Step 3: Cross multiply
    40,162.63x = 60,264.60 × 19,126.53
  4. Step 4: Simplify right side
    40,162.63x = 1,152,652,679.84
  5. Step 5: Solve for x
    x = 1,152,652,679.84/40,162.63
  6. Step 6: Final answer
    x = 28,699.63

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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.