Home / 62,920.36-86,830.49-34,240.26

Finding the Fourth Proportional to 62,920.36, 86,830.49 and 34,240.26

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Solution

The fourth proportional to 62,920.36, 86,830.49 and 34,240.26 is: 47,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,920.36 : 86,830.49 = 34,240.26 : x
  2. Step 2: Convert to fraction form
    62,920.36/86,830.49 = 34,240.26/x
  3. Step 3: Cross multiply
    62,920.36x = 86,830.49 × 34,240.26
  4. Step 4: Simplify right side
    62,920.36x = 2,973,098,553.53
  5. Step 5: Solve for x
    x = 2,973,098,553.53/62,920.36
  6. Step 6: Final answer
    x = 47,251.77

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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.