Home / 108,175.05-149,289.65-62,248.77

Finding the Fourth Proportional to 108,175.05, 149,289.65 and 62,248.77

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Solution

The fourth proportional to 108,175.05, 149,289.65 and 62,248.77 is: 85,907.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,175.05 : 149,289.65 = 62,248.77 : x
  2. Step 2: Convert to fraction form
    108,175.05/149,289.65 = 62,248.77/x
  3. Step 3: Cross multiply
    108,175.05x = 149,289.65 × 62,248.77
  4. Step 4: Simplify right side
    108,175.05x = 9,293,097,086.23
  5. Step 5: Solve for x
    x = 9,293,097,086.23/108,175.05
  6. Step 6: Final answer
    x = 85,907.95

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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.