Home / 62,838.09-86,716.85-34,545.60

Finding the Fourth Proportional to 62,838.09, 86,716.85 and 34,545.60

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Solution

The fourth proportional to 62,838.09, 86,716.85 and 34,545.60 is: 47,673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,838.09 : 86,716.85 = 34,545.60 : x
  2. Step 2: Convert to fraction form
    62,838.09/86,716.85 = 34,545.60/x
  3. Step 3: Cross multiply
    62,838.09x = 86,716.85 × 34,545.60
  4. Step 4: Simplify right side
    62,838.09x = 2,995,685,440.63
  5. Step 5: Solve for x
    x = 2,995,685,440.63/62,838.09
  6. Step 6: Final answer
    x = 47,673.08

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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.