Home / 108,799.74-150,146.37-61,056.90

Finding the Fourth Proportional to 108,799.74, 150,146.37 and 61,056.90

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Solution

The fourth proportional to 108,799.74, 150,146.37 and 61,056.90 is: 84,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,799.74 : 150,146.37 = 61,056.90 : x
  2. Step 2: Convert to fraction form
    108,799.74/150,146.37 = 61,056.90/x
  3. Step 3: Cross multiply
    108,799.74x = 150,146.37 × 61,056.90
  4. Step 4: Simplify right side
    108,799.74x = 9,167,471,898.45
  5. Step 5: Solve for x
    x = 9,167,471,898.45/108,799.74
  6. Step 6: Final answer
    x = 84,260.05

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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.