Home / 70,566.65-97,382.08-38,301.28

Finding the Fourth Proportional to 70,566.65, 97,382.08 and 38,301.28

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Solution

The fourth proportional to 70,566.65, 97,382.08 and 38,301.28 is: 52,855.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,566.65 : 97,382.08 = 38,301.28 : x
  2. Step 2: Convert to fraction form
    70,566.65/97,382.08 = 38,301.28/x
  3. Step 3: Cross multiply
    70,566.65x = 97,382.08 × 38,301.28
  4. Step 4: Simplify right side
    70,566.65x = 3,729,858,313.06
  5. Step 5: Solve for x
    x = 3,729,858,313.06/70,566.65
  6. Step 6: Final answer
    x = 52,855.82

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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.