Home / 212,868.93-293,744.10-117,373.59

Finding the Fourth Proportional to 212,868.93, 293,744.10 and 117,373.59

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Solution

The fourth proportional to 212,868.93, 293,744.10 and 117,373.59 is: 161,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,868.93 : 293,744.10 = 117,373.59 : x
  2. Step 2: Convert to fraction form
    212,868.93/293,744.10 = 117,373.59/x
  3. Step 3: Cross multiply
    212,868.93x = 293,744.10 × 117,373.59
  4. Step 4: Simplify right side
    212,868.93x = 34,477,799,558.32
  5. Step 5: Solve for x
    x = 34,477,799,558.32/212,868.93
  6. Step 6: Final answer
    x = 161,967.27

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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.