Home / 193,296.78-266,741.10-116,834.40

Finding the Fourth Proportional to 193,296.78, 266,741.10 and 116,834.40

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Solution

The fourth proportional to 193,296.78, 266,741.10 and 116,834.40 is: 161,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,296.78 : 266,741.10 = 116,834.40 : x
  2. Step 2: Convert to fraction form
    193,296.78/266,741.10 = 116,834.40/x
  3. Step 3: Cross multiply
    193,296.78x = 266,741.10 × 116,834.40
  4. Step 4: Simplify right side
    193,296.78x = 31,164,536,373.84
  5. Step 5: Solve for x
    x = 31,164,536,373.84/193,296.78
  6. Step 6: Final answer
    x = 161,226.36

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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.