Home / 92,970.36-139,465.42-29,767.86

Finding the Fourth Proportional to 92,970.36, 139,465.42 and 29,767.86

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Solution

The fourth proportional to 92,970.36, 139,465.42 and 29,767.86 is: 44,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,970.36 : 139,465.42 = 29,767.86 : x
  2. Step 2: Convert to fraction form
    92,970.36/139,465.42 = 29,767.86/x
  3. Step 3: Cross multiply
    92,970.36x = 139,465.42 × 29,767.86
  4. Step 4: Simplify right side
    92,970.36x = 4,151,587,097.40
  5. Step 5: Solve for x
    x = 4,151,587,097.40/92,970.36
  6. Step 6: Final answer
    x = 44,654.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.