Home / 110,787.76-152,901.60-63,031.84

Finding the Fourth Proportional to 110,787.76, 152,901.60 and 63,031.84

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Solution

The fourth proportional to 110,787.76, 152,901.60 and 63,031.84 is: 86,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,787.76 : 152,901.60 = 63,031.84 : x
  2. Step 2: Convert to fraction form
    110,787.76/152,901.60 = 63,031.84/x
  3. Step 3: Cross multiply
    110,787.76x = 152,901.60 × 63,031.84
  4. Step 4: Simplify right side
    110,787.76x = 9,637,669,186.94
  5. Step 5: Solve for x
    x = 9,637,669,186.94/110,787.76
  6. Step 6: Final answer
    x = 86,992.18

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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.