Home / 117,210.93-161,751.15-63,496.16

Finding the Fourth Proportional to 117,210.93, 161,751.15 and 63,496.16

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Solution

The fourth proportional to 117,210.93, 161,751.15 and 63,496.16 is: 87,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,210.93 : 161,751.15 = 63,496.16 : x
  2. Step 2: Convert to fraction form
    117,210.93/161,751.15 = 63,496.16/x
  3. Step 3: Cross multiply
    117,210.93x = 161,751.15 × 63,496.16
  4. Step 4: Simplify right side
    117,210.93x = 10,270,576,329.94
  5. Step 5: Solve for x
    x = 10,270,576,329.94/117,210.93
  6. Step 6: Final answer
    x = 87,624.73

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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.