Home / 62,246-85,869.86-42,109.94

Finding the Fourth Proportional to 62,246, 85,869.86 and 42,109.94

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Solution

The fourth proportional to 62,246, 85,869.86 and 42,109.94 is: 58,091.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,246 : 85,869.86 = 42,109.94 : x
  2. Step 2: Convert to fraction form
    62,246/85,869.86 = 42,109.94/x
  3. Step 3: Cross multiply
    62,246x = 85,869.86 × 42,109.94
  4. Step 4: Simplify right side
    62,246x = 3,615,974,652.41
  5. Step 5: Solve for x
    x = 3,615,974,652.41/62,246
  6. Step 6: Final answer
    x = 58,091.68

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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.