Home / 48,618.08-72,897.94-19,000.63

Finding the Fourth Proportional to 48,618.08, 72,897.94 and 19,000.63

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Solution

The fourth proportional to 48,618.08, 72,897.94 and 19,000.63 is: 28,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,618.08 : 72,897.94 = 19,000.63 : x
  2. Step 2: Convert to fraction form
    48,618.08/72,897.94 = 19,000.63/x
  3. Step 3: Cross multiply
    48,618.08x = 72,897.94 × 19,000.63
  4. Step 4: Simplify right side
    48,618.08x = 1,385,106,627.21
  5. Step 5: Solve for x
    x = 1,385,106,627.21/48,618.08
  6. Step 6: Final answer
    x = 28,489.54

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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.