Home / 62,678.40-86,496.88-34,383.52

Finding the Fourth Proportional to 62,678.40, 86,496.88 and 34,383.52

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Solution

The fourth proportional to 62,678.40, 86,496.88 and 34,383.52 is: 47,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,678.40 : 86,496.88 = 34,383.52 : x
  2. Step 2: Convert to fraction form
    62,678.40/86,496.88 = 34,383.52/x
  3. Step 3: Cross multiply
    62,678.40x = 86,496.88 × 34,383.52
  4. Step 4: Simplify right side
    62,678.40x = 2,974,067,203.42
  5. Step 5: Solve for x
    x = 2,974,067,203.42/62,678.40
  6. Step 6: Final answer
    x = 47,449.64

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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.