Home / 193,151.59-266,544.23-107,109.19

Finding the Fourth Proportional to 193,151.59, 266,544.23 and 107,109.19

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Solution

The fourth proportional to 193,151.59, 266,544.23 and 107,109.19 is: 147,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,151.59 : 266,544.23 = 107,109.19 : x
  2. Step 2: Convert to fraction form
    193,151.59/266,544.23 = 107,109.19/x
  3. Step 3: Cross multiply
    193,151.59x = 266,544.23 × 107,109.19
  4. Step 4: Simplify right side
    193,151.59x = 28,549,336,372.11
  5. Step 5: Solve for x
    x = 28,549,336,372.11/193,151.59
  6. Step 6: Final answer
    x = 147,807.93

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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.