Home / 117,265.04-161,825.88-63,550.05

Finding the Fourth Proportional to 117,265.04, 161,825.88 and 63,550.05

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Solution

The fourth proportional to 117,265.04, 161,825.88 and 63,550.05 is: 87,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,265.04 : 161,825.88 = 63,550.05 : x
  2. Step 2: Convert to fraction form
    117,265.04/161,825.88 = 63,550.05/x
  3. Step 3: Cross multiply
    117,265.04x = 161,825.88 × 63,550.05
  4. Step 4: Simplify right side
    117,265.04x = 10,284,041,956.16
  5. Step 5: Solve for x
    x = 10,284,041,956.16/117,265.04
  6. Step 6: Final answer
    x = 87,699.13

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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.