Home / 110,802.20-166,257.30-51,607.40

Finding the Fourth Proportional to 110,802.20, 166,257.30 and 51,607.40

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Solution

The fourth proportional to 110,802.20, 166,257.30 and 51,607.40 is: 77,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,802.20 : 166,257.30 = 51,607.40 : x
  2. Step 2: Convert to fraction form
    110,802.20/166,257.30 = 51,607.40/x
  3. Step 3: Cross multiply
    110,802.20x = 166,257.30 × 51,607.40
  4. Step 4: Simplify right side
    110,802.20x = 8,580,106,984.02
  5. Step 5: Solve for x
    x = 8,580,106,984.02/110,802.20
  6. Step 6: Final answer
    x = 77,436.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.