Home / 163,110.76-225,091.14-99,444.52

Finding the Fourth Proportional to 163,110.76, 225,091.14 and 99,444.52

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Solution

The fourth proportional to 163,110.76, 225,091.14 and 99,444.52 is: 137,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,110.76 : 225,091.14 = 99,444.52 : x
  2. Step 2: Convert to fraction form
    163,110.76/225,091.14 = 99,444.52/x
  3. Step 3: Cross multiply
    163,110.76x = 225,091.14 × 99,444.52
  4. Step 4: Simplify right side
    163,110.76x = 22,384,080,373.55
  5. Step 5: Solve for x
    x = 22,384,080,373.55/163,110.76
  6. Step 6: Final answer
    x = 137,232.40

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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.