Home / 31,207.08-43,068.75-17,062.05

Finding the Fourth Proportional to 31,207.08, 43,068.75 and 17,062.05

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Solution

The fourth proportional to 31,207.08, 43,068.75 and 17,062.05 is: 23,547.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207.08 : 43,068.75 = 17,062.05 : x
  2. Step 2: Convert to fraction form
    31,207.08/43,068.75 = 17,062.05/x
  3. Step 3: Cross multiply
    31,207.08x = 43,068.75 × 17,062.05
  4. Step 4: Simplify right side
    31,207.08x = 734,841,165.94
  5. Step 5: Solve for x
    x = 734,841,165.94/31,207.08
  6. Step 6: Final answer
    x = 23,547.26

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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.