Home / 86,762.27-119,707.65-54,500.37

Finding the Fourth Proportional to 86,762.27, 119,707.65 and 54,500.37

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Solution

The fourth proportional to 86,762.27, 119,707.65 and 54,500.37 is: 75,195.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,762.27 : 119,707.65 = 54,500.37 : x
  2. Step 2: Convert to fraction form
    86,762.27/119,707.65 = 54,500.37/x
  3. Step 3: Cross multiply
    86,762.27x = 119,707.65 × 54,500.37
  4. Step 4: Simplify right side
    86,762.27x = 6,524,111,216.83
  5. Step 5: Solve for x
    x = 6,524,111,216.83/86,762.27
  6. Step 6: Final answer
    x = 75,195.26

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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.