Home / 212,501.92-293,259.10-117,012.03

Finding the Fourth Proportional to 212,501.92, 293,259.10 and 117,012.03

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Solution

The fourth proportional to 212,501.92, 293,259.10 and 117,012.03 is: 161,480.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,501.92 : 293,259.10 = 117,012.03 : x
  2. Step 2: Convert to fraction form
    212,501.92/293,259.10 = 117,012.03/x
  3. Step 3: Cross multiply
    212,501.92x = 293,259.10 × 117,012.03
  4. Step 4: Simplify right side
    212,501.92x = 34,314,842,606.97
  5. Step 5: Solve for x
    x = 34,314,842,606.97/212,501.92
  6. Step 6: Final answer
    x = 161,480.15

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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.