Home / 117,459.47-162,095.26-63,744.95

Finding the Fourth Proportional to 117,459.47, 162,095.26 and 63,744.95

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Solution

The fourth proportional to 117,459.47, 162,095.26 and 63,744.95 is: 87,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,459.47 : 162,095.26 = 63,744.95 : x
  2. Step 2: Convert to fraction form
    117,459.47/162,095.26 = 63,744.95/x
  3. Step 3: Cross multiply
    117,459.47x = 162,095.26 × 63,744.95
  4. Step 4: Simplify right side
    117,459.47x = 10,332,754,243.94
  5. Step 5: Solve for x
    x = 10,332,754,243.94/117,459.47
  6. Step 6: Final answer
    x = 87,968.68

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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.