Home / 82,720.56-114,193.08-52,929.84

Finding the Fourth Proportional to 82,720.56, 114,193.08 and 52,929.84

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Solution

The fourth proportional to 82,720.56, 114,193.08 and 52,929.84 is: 73,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,720.56 : 114,193.08 = 52,929.84 : x
  2. Step 2: Convert to fraction form
    82,720.56/114,193.08 = 52,929.84/x
  3. Step 3: Cross multiply
    82,720.56x = 114,193.08 × 52,929.84
  4. Step 4: Simplify right side
    82,720.56x = 6,044,221,453.51
  5. Step 5: Solve for x
    x = 6,044,221,453.51/82,720.56
  6. Step 6: Final answer
    x = 73,067.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.