Home / 116,231.10-160,393.64-70,901.88

Finding the Fourth Proportional to 116,231.10, 160,393.64 and 70,901.88

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Solution

The fourth proportional to 116,231.10, 160,393.64 and 70,901.88 is: 97,841.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,231.10 : 160,393.64 = 70,901.88 : x
  2. Step 2: Convert to fraction form
    116,231.10/160,393.64 = 70,901.88/x
  3. Step 3: Cross multiply
    116,231.10x = 160,393.64 × 70,901.88
  4. Step 4: Simplify right side
    116,231.10x = 11,372,210,616.04
  5. Step 5: Solve for x
    x = 11,372,210,616.04/116,231.10
  6. Step 6: Final answer
    x = 97,841.37

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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.