Home / 61,824.62-85,286.58-39,125.36

Finding the Fourth Proportional to 61,824.62, 85,286.58 and 39,125.36

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Solution

The fourth proportional to 61,824.62, 85,286.58 and 39,125.36 is: 53,973.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,824.62 : 85,286.58 = 39,125.36 : x
  2. Step 2: Convert to fraction form
    61,824.62/85,286.58 = 39,125.36/x
  3. Step 3: Cross multiply
    61,824.62x = 85,286.58 × 39,125.36
  4. Step 4: Simplify right side
    61,824.62x = 3,336,868,145.67
  5. Step 5: Solve for x
    x = 3,336,868,145.67/61,824.62
  6. Step 6: Final answer
    x = 53,973.13

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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.