Home / 124,424.84-186,757.56-117,681.62

Finding the Fourth Proportional to 124,424.84, 186,757.56 and 117,681.62

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Solution

The fourth proportional to 124,424.84, 186,757.56 and 117,681.62 is: 176,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,424.84 : 186,757.56 = 117,681.62 : x
  2. Step 2: Convert to fraction form
    124,424.84/186,757.56 = 117,681.62/x
  3. Step 3: Cross multiply
    124,424.84x = 186,757.56 × 117,681.62
  4. Step 4: Simplify right side
    124,424.84x = 21,977,932,208.05
  5. Step 5: Solve for x
    x = 21,977,932,208.05/124,424.84
  6. Step 6: Final answer
    x = 176,636.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.