Home / 117,114.04-161,616.42-63,397.96

Finding the Fourth Proportional to 117,114.04, 161,616.42 and 63,397.96

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Solution

The fourth proportional to 117,114.04, 161,616.42 and 63,397.96 is: 87,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,114.04 : 161,616.42 = 63,397.96 : x
  2. Step 2: Convert to fraction form
    117,114.04/161,616.42 = 63,397.96/x
  3. Step 3: Cross multiply
    117,114.04x = 161,616.42 × 63,397.96
  4. Step 4: Simplify right side
    117,114.04x = 10,246,151,330.50
  5. Step 5: Solve for x
    x = 10,246,151,330.50/117,114.04
  6. Step 6: Final answer
    x = 87,488.67

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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.