Home / 212,823.33-293,707.07-117,329.81

Finding the Fourth Proportional to 212,823.33, 293,707.07 and 117,329.81

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Solution

The fourth proportional to 212,823.33, 293,707.07 and 117,329.81 is: 161,921.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,823.33 : 293,707.07 = 117,329.81 : x
  2. Step 2: Convert to fraction form
    212,823.33/293,707.07 = 117,329.81/x
  3. Step 3: Cross multiply
    212,823.33x = 293,707.07 × 117,329.81
  4. Step 4: Simplify right side
    212,823.33x = 34,460,592,663.57
  5. Step 5: Solve for x
    x = 34,460,592,663.57/212,823.33
  6. Step 6: Final answer
    x = 161,921.12

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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.