Home / 193,823.04-290,437.79-130,408.25

Finding the Fourth Proportional to 193,823.04, 290,437.79 and 130,408.25

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Solution

The fourth proportional to 193,823.04, 290,437.79 and 130,408.25 is: 195,412.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,823.04 : 290,437.79 = 130,408.25 : x
  2. Step 2: Convert to fraction form
    193,823.04/290,437.79 = 130,408.25/x
  3. Step 3: Cross multiply
    193,823.04x = 290,437.79 × 130,408.25
  4. Step 4: Simplify right side
    193,823.04x = 37,875,481,823.54
  5. Step 5: Solve for x
    x = 37,875,481,823.54/193,823.04
  6. Step 6: Final answer
    x = 195,412.69

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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.