Home / 109,823.51-164,672.85-43,227.55

Finding the Fourth Proportional to 109,823.51, 164,672.85 and 43,227.55

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Solution

The fourth proportional to 109,823.51, 164,672.85 and 43,227.55 is: 64,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,823.51 : 164,672.85 = 43,227.55 : x
  2. Step 2: Convert to fraction form
    109,823.51/164,672.85 = 43,227.55/x
  3. Step 3: Cross multiply
    109,823.51x = 164,672.85 × 43,227.55
  4. Step 4: Simplify right side
    109,823.51x = 7,118,403,857.02
  5. Step 5: Solve for x
    x = 7,118,403,857.02/109,823.51
  6. Step 6: Final answer
    x = 64,816.76

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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.