Home / 40,873.17-61,312.49-15,911.60

Finding the Fourth Proportional to 40,873.17, 61,312.49 and 15,911.60

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Solution

The fourth proportional to 40,873.17, 61,312.49 and 15,911.60 is: 23,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,873.17 : 61,312.49 = 15,911.60 : x
  2. Step 2: Convert to fraction form
    40,873.17/61,312.49 = 15,911.60/x
  3. Step 3: Cross multiply
    40,873.17x = 61,312.49 × 15,911.60
  4. Step 4: Simplify right side
    40,873.17x = 975,579,736.33
  5. Step 5: Solve for x
    x = 975,579,736.33/40,873.17
  6. Step 6: Final answer
    x = 23,868.46

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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.