Home / 48,302.48-72,445.41-12,764.18

Finding the Fourth Proportional to 48,302.48, 72,445.41 and 12,764.18

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Solution

The fourth proportional to 48,302.48, 72,445.41 and 12,764.18 is: 19,144.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,302.48 : 72,445.41 = 12,764.18 : x
  2. Step 2: Convert to fraction form
    48,302.48/72,445.41 = 12,764.18/x
  3. Step 3: Cross multiply
    48,302.48x = 72,445.41 × 12,764.18
  4. Step 4: Simplify right side
    48,302.48x = 924,705,891.19
  5. Step 5: Solve for x
    x = 924,705,891.19/48,302.48
  6. Step 6: Final answer
    x = 19,144.07

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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.