Home / 212,466.81-293,202-116,971.59

Finding the Fourth Proportional to 212,466.81, 293,202 and 116,971.59

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Solution

The fourth proportional to 212,466.81, 293,202 and 116,971.59 is: 161,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,466.81 : 293,202 = 116,971.59 : x
  2. Step 2: Convert to fraction form
    212,466.81/293,202 = 116,971.59/x
  3. Step 3: Cross multiply
    212,466.81x = 293,202 × 116,971.59
  4. Step 4: Simplify right side
    212,466.81x = 34,296,304,131.18
  5. Step 5: Solve for x
    x = 34,296,304,131.18/212,466.81
  6. Step 6: Final answer
    x = 161,419.58

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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.