Home / 88,108.01-121,583.52-49,875.32

Finding the Fourth Proportional to 88,108.01, 121,583.52 and 49,875.32

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Solution

The fourth proportional to 88,108.01, 121,583.52 and 49,875.32 is: 68,824.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,108.01 : 121,583.52 = 49,875.32 : x
  2. Step 2: Convert to fraction form
    88,108.01/121,583.52 = 49,875.32/x
  3. Step 3: Cross multiply
    88,108.01x = 121,583.52 × 49,875.32
  4. Step 4: Simplify right side
    88,108.01x = 6,064,016,966.73
  5. Step 5: Solve for x
    x = 6,064,016,966.73/88,108.01
  6. Step 6: Final answer
    x = 68,824.81

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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.