Home / 54,328.52-81,484.04-14,876.40

Finding the Fourth Proportional to 54,328.52, 81,484.04 and 14,876.40

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Solution

The fourth proportional to 54,328.52, 81,484.04 and 14,876.40 is: 22,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328.52 : 81,484.04 = 14,876.40 : x
  2. Step 2: Convert to fraction form
    54,328.52/81,484.04 = 14,876.40/x
  3. Step 3: Cross multiply
    54,328.52x = 81,484.04 × 14,876.40
  4. Step 4: Simplify right side
    54,328.52x = 1,212,189,172.66
  5. Step 5: Solve for x
    x = 1,212,189,172.66/54,328.52
  6. Step 6: Final answer
    x = 22,312.21

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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.