Home / 108,214.91-149,333.97-59,154.35

Finding the Fourth Proportional to 108,214.91, 149,333.97 and 59,154.35

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Solution

The fourth proportional to 108,214.91, 149,333.97 and 59,154.35 is: 81,631.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,214.91 : 149,333.97 = 59,154.35 : x
  2. Step 2: Convert to fraction form
    108,214.91/149,333.97 = 59,154.35/x
  3. Step 3: Cross multiply
    108,214.91x = 149,333.97 × 59,154.35
  4. Step 4: Simplify right side
    108,214.91x = 8,833,753,928.27
  5. Step 5: Solve for x
    x = 8,833,753,928.27/108,214.91
  6. Step 6: Final answer
    x = 81,631.58

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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.