Home / 166,380.78-249,585.02-54,058.51

Finding the Fourth Proportional to 166,380.78, 249,585.02 and 54,058.51

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Solution

The fourth proportional to 166,380.78, 249,585.02 and 54,058.51 is: 81,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,380.78 : 249,585.02 = 54,058.51 : x
  2. Step 2: Convert to fraction form
    166,380.78/249,585.02 = 54,058.51/x
  3. Step 3: Cross multiply
    166,380.78x = 249,585.02 × 54,058.51
  4. Step 4: Simplify right side
    166,380.78x = 13,492,194,299.52
  5. Step 5: Solve for x
    x = 13,492,194,299.52/166,380.78
  6. Step 6: Final answer
    x = 81,092.26

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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.