Home / 212,499.14-317,194.02-187,277.25

Finding the Fourth Proportional to 212,499.14, 317,194.02 and 187,277.25

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Solution

The fourth proportional to 212,499.14, 317,194.02 and 187,277.25 is: 279,545.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,499.14 : 317,194.02 = 187,277.25 : x
  2. Step 2: Convert to fraction form
    212,499.14/317,194.02 = 187,277.25/x
  3. Step 3: Cross multiply
    212,499.14x = 317,194.02 × 187,277.25
  4. Step 4: Simplify right side
    212,499.14x = 59,403,222,845.66
  5. Step 5: Solve for x
    x = 59,403,222,845.66/212,499.14
  6. Step 6: Final answer
    x = 279,545.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.