Home / 76,923.10-106,117.48-50,055.81

Finding the Fourth Proportional to 76,923.10, 106,117.48 and 50,055.81

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Solution

The fourth proportional to 76,923.10, 106,117.48 and 50,055.81 is: 69,053.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,923.10 : 106,117.48 = 50,055.81 : x
  2. Step 2: Convert to fraction form
    76,923.10/106,117.48 = 50,055.81/x
  3. Step 3: Cross multiply
    76,923.10x = 106,117.48 × 50,055.81
  4. Step 4: Simplify right side
    76,923.10x = 5,311,796,416.56
  5. Step 5: Solve for x
    x = 5,311,796,416.56/76,923.10
  6. Step 6: Final answer
    x = 69,053.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.