Home / 193,059.26-266,421.85-117,607.76

Finding the Fourth Proportional to 193,059.26, 266,421.85 and 117,607.76

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Solution

The fourth proportional to 193,059.26, 266,421.85 and 117,607.76 is: 162,298.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,059.26 : 266,421.85 = 117,607.76 : x
  2. Step 2: Convert to fraction form
    193,059.26/266,421.85 = 117,607.76/x
  3. Step 3: Cross multiply
    193,059.26x = 266,421.85 × 117,607.76
  4. Step 4: Simplify right side
    193,059.26x = 31,333,276,993.56
  5. Step 5: Solve for x
    x = 31,333,276,993.56/193,059.26
  6. Step 6: Final answer
    x = 162,298.75

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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.