Home / 190,345.92-285,496.20-50,115.48

Finding the Fourth Proportional to 190,345.92, 285,496.20 and 50,115.48

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Solution

The fourth proportional to 190,345.92, 285,496.20 and 50,115.48 is: 75,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,345.92 : 285,496.20 = 50,115.48 : x
  2. Step 2: Convert to fraction form
    190,345.92/285,496.20 = 50,115.48/x
  3. Step 3: Cross multiply
    190,345.92x = 285,496.20 × 50,115.48
  4. Step 4: Simplify right side
    190,345.92x = 14,307,779,101.18
  5. Step 5: Solve for x
    x = 14,307,779,101.18/190,345.92
  6. Step 6: Final answer
    x = 75,167.25

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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.