Home / 193,001.08-289,574.52-74,679.52

Finding the Fourth Proportional to 193,001.08, 289,574.52 and 74,679.52

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Solution

The fourth proportional to 193,001.08, 289,574.52 and 74,679.52 is: 112,047.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,001.08 : 289,574.52 = 74,679.52 : x
  2. Step 2: Convert to fraction form
    193,001.08/289,574.52 = 74,679.52/x
  3. Step 3: Cross multiply
    193,001.08x = 289,574.52 × 74,679.52
  4. Step 4: Simplify right side
    193,001.08x = 21,625,286,157.83
  5. Step 5: Solve for x
    x = 21,625,286,157.83/193,001.08
  6. Step 6: Final answer
    x = 112,047.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.