Home / 40,824.24-61,216.74-31,917.12

Finding the Fourth Proportional to 40,824.24, 61,216.74 and 31,917.12

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Solution

The fourth proportional to 40,824.24, 61,216.74 and 31,917.12 is: 47,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824.24 : 61,216.74 = 31,917.12 : x
  2. Step 2: Convert to fraction form
    40,824.24/61,216.74 = 31,917.12/x
  3. Step 3: Cross multiply
    40,824.24x = 61,216.74 × 31,917.12
  4. Step 4: Simplify right side
    40,824.24x = 1,953,862,036.59
  5. Step 5: Solve for x
    x = 1,953,862,036.59/40,824.24
  6. Step 6: Final answer
    x = 47,860.34

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1.5x scale

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.