Home / 49,567.74-74,366.18-19,970.34

Finding the Fourth Proportional to 49,567.74, 74,366.18 and 19,970.34

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Solution

The fourth proportional to 49,567.74, 74,366.18 and 19,970.34 is: 29,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,567.74 : 74,366.18 = 19,970.34 : x
  2. Step 2: Convert to fraction form
    49,567.74/74,366.18 = 19,970.34/x
  3. Step 3: Cross multiply
    49,567.74x = 74,366.18 × 19,970.34
  4. Step 4: Simplify right side
    49,567.74x = 1,485,117,799.25
  5. Step 5: Solve for x
    x = 1,485,117,799.25/49,567.74
  6. Step 6: Final answer
    x = 29,961.38

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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.