Home / 40,161.63-60,263.10-19,125.53

Finding the Fourth Proportional to 40,161.63, 60,263.10 and 19,125.53

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Solution

The fourth proportional to 40,161.63, 60,263.10 and 19,125.53 is: 28,698.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,161.63 : 60,263.10 = 19,125.53 : x
  2. Step 2: Convert to fraction form
    40,161.63/60,263.10 = 19,125.53/x
  3. Step 3: Cross multiply
    40,161.63x = 60,263.10 × 19,125.53
  4. Step 4: Simplify right side
    40,161.63x = 1,152,563,425.63
  5. Step 5: Solve for x
    x = 1,152,563,425.63/40,161.63
  6. Step 6: Final answer
    x = 28,698.12

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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.