Home / 48,172.42-72,261.87-18,590.50

Finding the Fourth Proportional to 48,172.42, 72,261.87 and 18,590.50

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Solution

The fourth proportional to 48,172.42, 72,261.87 and 18,590.50 is: 27,887.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,172.42 : 72,261.87 = 18,590.50 : x
  2. Step 2: Convert to fraction form
    48,172.42/72,261.87 = 18,590.50/x
  3. Step 3: Cross multiply
    48,172.42x = 72,261.87 × 18,590.50
  4. Step 4: Simplify right side
    48,172.42x = 1,343,384,294.24
  5. Step 5: Solve for x
    x = 1,343,384,294.24/48,172.42
  6. Step 6: Final answer
    x = 27,887.00

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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.