Home / 108,210.74-149,317.93-59,809.69

Finding the Fourth Proportional to 108,210.74, 149,317.93 and 59,809.69

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Solution

The fourth proportional to 108,210.74, 149,317.93 and 59,809.69 is: 82,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,210.74 : 149,317.93 = 59,809.69 : x
  2. Step 2: Convert to fraction form
    108,210.74/149,317.93 = 59,809.69/x
  3. Step 3: Cross multiply
    108,210.74x = 149,317.93 × 59,809.69
  4. Step 4: Simplify right side
    108,210.74x = 8,930,659,366.15
  5. Step 5: Solve for x
    x = 8,930,659,366.15/108,210.74
  6. Step 6: Final answer
    x = 82,530.25

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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.