Home / 85,009.26-127,516.32-49,924.92

Finding the Fourth Proportional to 85,009.26, 127,516.32 and 49,924.92

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Solution

The fourth proportional to 85,009.26, 127,516.32 and 49,924.92 is: 74,888.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,009.26 : 127,516.32 = 49,924.92 : x
  2. Step 2: Convert to fraction form
    85,009.26/127,516.32 = 49,924.92/x
  3. Step 3: Cross multiply
    85,009.26x = 127,516.32 × 49,924.92
  4. Step 4: Simplify right side
    85,009.26x = 6,366,242,074.69
  5. Step 5: Solve for x
    x = 6,366,242,074.69/85,009.26
  6. Step 6: Final answer
    x = 74,888.81

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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.