Home / 54,307.43-81,461.18-14,864.87

Finding the Fourth Proportional to 54,307.43, 81,461.18 and 14,864.87

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Solution

The fourth proportional to 54,307.43, 81,461.18 and 14,864.87 is: 22,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,307.43 : 81,461.18 = 14,864.87 : x
  2. Step 2: Convert to fraction form
    54,307.43/81,461.18 = 14,864.87/x
  3. Step 3: Cross multiply
    54,307.43x = 81,461.18 × 14,864.87
  4. Step 4: Simplify right side
    54,307.43x = 1,210,909,480.60
  5. Step 5: Solve for x
    x = 1,210,909,480.60/54,307.43
  6. Step 6: Final answer
    x = 22,297.31

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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.