Home / 86,528.86-119,387.19-50,699.66

Finding the Fourth Proportional to 86,528.86, 119,387.19 and 50,699.66

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Solution

The fourth proportional to 86,528.86, 119,387.19 and 50,699.66 is: 69,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,528.86 : 119,387.19 = 50,699.66 : x
  2. Step 2: Convert to fraction form
    86,528.86/119,387.19 = 50,699.66/x
  3. Step 3: Cross multiply
    86,528.86x = 119,387.19 × 50,699.66
  4. Step 4: Simplify right side
    86,528.86x = 6,052,889,941.36
  5. Step 5: Solve for x
    x = 6,052,889,941.36/86,528.86
  6. Step 6: Final answer
    x = 69,952.27

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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.