Home / 199,221.95-274,927.17-113,185.62

Finding the Fourth Proportional to 199,221.95, 274,927.17 and 113,185.62

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Solution

The fourth proportional to 199,221.95, 274,927.17 and 113,185.62 is: 156,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,221.95 : 274,927.17 = 113,185.62 : x
  2. Step 2: Convert to fraction form
    199,221.95/274,927.17 = 113,185.62/x
  3. Step 3: Cross multiply
    199,221.95x = 274,927.17 × 113,185.62
  4. Step 4: Simplify right side
    199,221.95x = 31,117,802,996.71
  5. Step 5: Solve for x
    x = 31,117,802,996.71/199,221.95
  6. Step 6: Final answer
    x = 156,196.66

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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.