Home / 213,001.47-293,942.01-117,508.17

Finding the Fourth Proportional to 213,001.47, 293,942.01 and 117,508.17

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Solution

The fourth proportional to 213,001.47, 293,942.01 and 117,508.17 is: 162,161.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,001.47 : 293,942.01 = 117,508.17 : x
  2. Step 2: Convert to fraction form
    213,001.47/293,942.01 = 117,508.17/x
  3. Step 3: Cross multiply
    213,001.47x = 293,942.01 × 117,508.17
  4. Step 4: Simplify right side
    213,001.47x = 34,540,587,681.22
  5. Step 5: Solve for x
    x = 34,540,587,681.22/213,001.47
  6. Step 6: Final answer
    x = 162,161.26

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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.