Home / 124,618.82-171,973.86-68,030.18

Finding the Fourth Proportional to 124,618.82, 171,973.86 and 68,030.18

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Solution

The fourth proportional to 124,618.82, 171,973.86 and 68,030.18 is: 93,881.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,618.82 : 171,973.86 = 68,030.18 : x
  2. Step 2: Convert to fraction form
    124,618.82/171,973.86 = 68,030.18/x
  3. Step 3: Cross multiply
    124,618.82x = 171,973.86 × 68,030.18
  4. Step 4: Simplify right side
    124,618.82x = 11,699,412,651.09
  5. Step 5: Solve for x
    x = 11,699,412,651.09/124,618.82
  6. Step 6: Final answer
    x = 93,881.59

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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.