Home / 62,920.05-86,829.68-34,625.74

Finding the Fourth Proportional to 62,920.05, 86,829.68 and 34,625.74

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Solution

The fourth proportional to 62,920.05, 86,829.68 and 34,625.74 is: 47,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,920.05 : 86,829.68 = 34,625.74 : x
  2. Step 2: Convert to fraction form
    62,920.05/86,829.68 = 34,625.74/x
  3. Step 3: Cross multiply
    62,920.05x = 86,829.68 × 34,625.74
  4. Step 4: Simplify right side
    62,920.05x = 3,006,541,489.81
  5. Step 5: Solve for x
    x = 3,006,541,489.81/62,920.05
  6. Step 6: Final answer
    x = 47,783.52

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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.