Home / 127,848.40-191,772.60-96,744.40

Finding the Fourth Proportional to 127,848.40, 191,772.60 and 96,744.40

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Solution

The fourth proportional to 127,848.40, 191,772.60 and 96,744.40 is: 145,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,848.40 : 191,772.60 = 96,744.40 : x
  2. Step 2: Convert to fraction form
    127,848.40/191,772.60 = 96,744.40/x
  3. Step 3: Cross multiply
    127,848.40x = 191,772.60 × 96,744.40
  4. Step 4: Simplify right side
    127,848.40x = 18,552,925,123.44
  5. Step 5: Solve for x
    x = 18,552,925,123.44/127,848.40
  6. Step 6: Final answer
    x = 145,116.60

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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.