Home / 193,440.06-266,959.13-108,557.13

Finding the Fourth Proportional to 193,440.06, 266,959.13 and 108,557.13

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Solution

The fourth proportional to 193,440.06, 266,959.13 and 108,557.13 is: 149,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,440.06 : 266,959.13 = 108,557.13 : x
  2. Step 2: Convert to fraction form
    193,440.06/266,959.13 = 108,557.13/x
  3. Step 3: Cross multiply
    193,440.06x = 266,959.13 × 108,557.13
  4. Step 4: Simplify right side
    193,440.06x = 28,980,316,980.10
  5. Step 5: Solve for x
    x = 28,980,316,980.10/193,440.06
  6. Step 6: Final answer
    x = 149,815.49

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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.