Home / 88,303.28-121,859.73-50,577.50

Finding the Fourth Proportional to 88,303.28, 121,859.73 and 50,577.50

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Solution

The fourth proportional to 88,303.28, 121,859.73 and 50,577.50 is: 69,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,303.28 : 121,859.73 = 50,577.50 : x
  2. Step 2: Convert to fraction form
    88,303.28/121,859.73 = 50,577.50/x
  3. Step 3: Cross multiply
    88,303.28x = 121,859.73 × 50,577.50
  4. Step 4: Simplify right side
    88,303.28x = 6,163,360,494.08
  5. Step 5: Solve for x
    x = 6,163,360,494.08/88,303.28
  6. Step 6: Final answer
    x = 69,797.64

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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.