Home / 82,851.58-114,335.16-45,125.83

Finding the Fourth Proportional to 82,851.58, 114,335.16 and 45,125.83

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Solution

The fourth proportional to 82,851.58, 114,335.16 and 45,125.83 is: 62,273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,851.58 : 114,335.16 = 45,125.83 : x
  2. Step 2: Convert to fraction form
    82,851.58/114,335.16 = 45,125.83/x
  3. Step 3: Cross multiply
    82,851.58x = 114,335.16 × 45,125.83
  4. Step 4: Simplify right side
    82,851.58x = 5,159,468,993.18
  5. Step 5: Solve for x
    x = 5,159,468,993.18/82,851.58
  6. Step 6: Final answer
    x = 62,273.63

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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.