Home / 126,134.58-174,066.96-69,547.98

Finding the Fourth Proportional to 126,134.58, 174,066.96 and 69,547.98

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Solution

The fourth proportional to 126,134.58, 174,066.96 and 69,547.98 is: 95,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,134.58 : 174,066.96 = 69,547.98 : x
  2. Step 2: Convert to fraction form
    126,134.58/174,066.96 = 69,547.98/x
  3. Step 3: Cross multiply
    126,134.58x = 174,066.96 × 69,547.98
  4. Step 4: Simplify right side
    126,134.58x = 12,106,005,452.74
  5. Step 5: Solve for x
    x = 12,106,005,452.74/126,134.58
  6. Step 6: Final answer
    x = 95,976.90

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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.