Home / 108,043.12-149,106.99-60,305.77

Finding the Fourth Proportional to 108,043.12, 149,106.99 and 60,305.77

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Solution

The fourth proportional to 108,043.12, 149,106.99 and 60,305.77 is: 83,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,043.12 : 149,106.99 = 60,305.77 : x
  2. Step 2: Convert to fraction form
    108,043.12/149,106.99 = 60,305.77/x
  3. Step 3: Cross multiply
    108,043.12x = 149,106.99 × 60,305.77
  4. Step 4: Simplify right side
    108,043.12x = 8,992,011,844.33
  5. Step 5: Solve for x
    x = 8,992,011,844.33/108,043.12
  6. Step 6: Final answer
    x = 83,226.14

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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.