Home / 212,355.90-293,043.69-116,860.14

Finding the Fourth Proportional to 212,355.90, 293,043.69 and 116,860.14

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Solution

The fourth proportional to 212,355.90, 293,043.69 and 116,860.14 is: 161,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,355.90 : 293,043.69 = 116,860.14 : x
  2. Step 2: Convert to fraction form
    212,355.90/293,043.69 = 116,860.14/x
  3. Step 3: Cross multiply
    212,355.90x = 293,043.69 × 116,860.14
  4. Step 4: Simplify right side
    212,355.90x = 34,245,126,639.52
  5. Step 5: Solve for x
    x = 34,245,126,639.52/212,355.90
  6. Step 6: Final answer
    x = 161,262.89

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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.