Home / 86,925.77-119,943.86-50,633.19

Finding the Fourth Proportional to 86,925.77, 119,943.86 and 50,633.19

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Solution

The fourth proportional to 86,925.77, 119,943.86 and 50,633.19 is: 69,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,925.77 : 119,943.86 = 50,633.19 : x
  2. Step 2: Convert to fraction form
    86,925.77/119,943.86 = 50,633.19/x
  3. Step 3: Cross multiply
    86,925.77x = 119,943.86 × 50,633.19
  4. Step 4: Simplify right side
    86,925.77x = 6,073,139,999.55
  5. Step 5: Solve for x
    x = 6,073,139,999.55/86,925.77
  6. Step 6: Final answer
    x = 69,865.82

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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.