Home / 98,742.94-136,206.76-60,519.64

Finding the Fourth Proportional to 98,742.94, 136,206.76 and 60,519.64

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Solution

The fourth proportional to 98,742.94, 136,206.76 and 60,519.64 is: 83,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,742.94 : 136,206.76 = 60,519.64 : x
  2. Step 2: Convert to fraction form
    98,742.94/136,206.76 = 60,519.64/x
  3. Step 3: Cross multiply
    98,742.94x = 136,206.76 × 60,519.64
  4. Step 4: Simplify right side
    98,742.94x = 8,243,184,080.77
  5. Step 5: Solve for x
    x = 8,243,184,080.77/98,742.94
  6. Step 6: Final answer
    x = 83,481.25

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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.