Home / 116,114.26-160,244.02-65,143.14

Finding the Fourth Proportional to 116,114.26, 160,244.02 and 65,143.14

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Solution

The fourth proportional to 116,114.26, 160,244.02 and 65,143.14 is: 89,901.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,114.26 : 160,244.02 = 65,143.14 : x
  2. Step 2: Convert to fraction form
    116,114.26/160,244.02 = 65,143.14/x
  3. Step 3: Cross multiply
    116,114.26x = 160,244.02 × 65,143.14
  4. Step 4: Simplify right side
    116,114.26x = 10,438,798,109.54
  5. Step 5: Solve for x
    x = 10,438,798,109.54/116,114.26
  6. Step 6: Final answer
    x = 89,901.09

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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.