Home / 212,417.60-293,136.42-116,925.88

Finding the Fourth Proportional to 212,417.60, 293,136.42 and 116,925.88

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Solution

The fourth proportional to 212,417.60, 293,136.42 and 116,925.88 is: 161,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,417.60 : 293,136.42 = 116,925.88 : x
  2. Step 2: Convert to fraction form
    212,417.60/293,136.42 = 116,925.88/x
  3. Step 3: Cross multiply
    212,417.60x = 293,136.42 × 116,925.88
  4. Step 4: Simplify right side
    212,417.60x = 34,275,233,868.55
  5. Step 5: Solve for x
    x = 34,275,233,868.55/212,417.60
  6. Step 6: Final answer
    x = 161,357.79

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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.