Home / 82,828.78-114,308.53-62,374.23

Finding the Fourth Proportional to 82,828.78, 114,308.53 and 62,374.23

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Solution

The fourth proportional to 82,828.78, 114,308.53 and 62,374.23 is: 86,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,828.78 : 114,308.53 = 62,374.23 : x
  2. Step 2: Convert to fraction form
    82,828.78/114,308.53 = 62,374.23/x
  3. Step 3: Cross multiply
    82,828.78x = 114,308.53 × 62,374.23
  4. Step 4: Simplify right side
    82,828.78x = 7,129,905,813.70
  5. Step 5: Solve for x
    x = 7,129,905,813.70/82,828.78
  6. Step 6: Final answer
    x = 86,080.05

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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.