Home / 127,727.36-191,590.90-60,243.65

Finding the Fourth Proportional to 127,727.36, 191,590.90 and 60,243.65

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Solution

The fourth proportional to 127,727.36, 191,590.90 and 60,243.65 is: 90,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,727.36 : 191,590.90 = 60,243.65 : x
  2. Step 2: Convert to fraction form
    127,727.36/191,590.90 = 60,243.65/x
  3. Step 3: Cross multiply
    127,727.36x = 191,590.90 × 60,243.65
  4. Step 4: Simplify right side
    127,727.36x = 11,542,134,014.22
  5. Step 5: Solve for x
    x = 11,542,134,014.22/127,727.36
  6. Step 6: Final answer
    x = 90,365.40

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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.