Home / 116,372.16-160,593.73-66,071.16

Finding the Fourth Proportional to 116,372.16, 160,593.73 and 66,071.16

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Solution

The fourth proportional to 116,372.16, 160,593.73 and 66,071.16 is: 91,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,372.16 : 160,593.73 = 66,071.16 : x
  2. Step 2: Convert to fraction form
    116,372.16/160,593.73 = 66,071.16/x
  3. Step 3: Cross multiply
    116,372.16x = 160,593.73 × 66,071.16
  4. Step 4: Simplify right side
    116,372.16x = 10,610,613,864.65
  5. Step 5: Solve for x
    x = 10,610,613,864.65/116,372.16
  6. Step 6: Final answer
    x = 91,178.28

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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.