Home / 147,837.15-221,810.40-48,000.60

Finding the Fourth Proportional to 147,837.15, 221,810.40 and 48,000.60

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Solution

The fourth proportional to 147,837.15, 221,810.40 and 48,000.60 is: 72,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,837.15 : 221,810.40 = 48,000.60 : x
  2. Step 2: Convert to fraction form
    147,837.15/221,810.40 = 48,000.60/x
  3. Step 3: Cross multiply
    147,837.15x = 221,810.40 × 48,000.60
  4. Step 4: Simplify right side
    147,837.15x = 10,647,032,286.24
  5. Step 5: Solve for x
    x = 10,647,032,286.24/147,837.15
  6. Step 6: Final answer
    x = 72,018.65

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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.