Home / 178,439.98-246,254.06-97,870.90

Finding the Fourth Proportional to 178,439.98, 246,254.06 and 97,870.90

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Solution

The fourth proportional to 178,439.98, 246,254.06 and 97,870.90 is: 135,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,439.98 : 246,254.06 = 97,870.90 : x
  2. Step 2: Convert to fraction form
    178,439.98/246,254.06 = 97,870.90/x
  3. Step 3: Cross multiply
    178,439.98x = 246,254.06 × 97,870.90
  4. Step 4: Simplify right side
    178,439.98x = 24,101,106,480.85
  5. Step 5: Solve for x
    x = 24,101,106,480.85/178,439.98
  6. Step 6: Final answer
    x = 135,065.62

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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.