Home / 88,309.06-121,823.65-52,473.69

Finding the Fourth Proportional to 88,309.06, 121,823.65 and 52,473.69

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Solution

The fourth proportional to 88,309.06, 121,823.65 and 52,473.69 is: 72,388.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,309.06 : 121,823.65 = 52,473.69 : x
  2. Step 2: Convert to fraction form
    88,309.06/121,823.65 = 52,473.69/x
  3. Step 3: Cross multiply
    88,309.06x = 121,823.65 × 52,473.69
  4. Step 4: Simplify right side
    88,309.06x = 6,392,536,444.77
  5. Step 5: Solve for x
    x = 6,392,536,444.77/88,309.06
  6. Step 6: Final answer
    x = 72,388.23

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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.