Home / 117,104.14-161,604.20-63,389.13

Finding the Fourth Proportional to 117,104.14, 161,604.20 and 63,389.13

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Solution

The fourth proportional to 117,104.14, 161,604.20 and 63,389.13 is: 87,477.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,104.14 : 161,604.20 = 63,389.13 : x
  2. Step 2: Convert to fraction form
    117,104.14/161,604.20 = 63,389.13/x
  3. Step 3: Cross multiply
    117,104.14x = 161,604.20 × 63,389.13
  4. Step 4: Simplify right side
    117,104.14x = 10,243,949,642.35
  5. Step 5: Solve for x
    x = 10,243,949,642.35/117,104.14
  6. Step 6: Final answer
    x = 87,477.26

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1.5x scale

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.