Home / 166,356.51-249,460.65-47,999.73

Finding the Fourth Proportional to 166,356.51, 249,460.65 and 47,999.73

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Solution

The fourth proportional to 166,356.51, 249,460.65 and 47,999.73 is: 71,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,356.51 : 249,460.65 = 47,999.73 : x
  2. Step 2: Convert to fraction form
    166,356.51/249,460.65 = 47,999.73/x
  3. Step 3: Cross multiply
    166,356.51x = 249,460.65 × 47,999.73
  4. Step 4: Simplify right side
    166,356.51x = 11,974,043,845.62
  5. Step 5: Solve for x
    x = 11,974,043,845.62/166,356.51
  6. Step 6: Final answer
    x = 71,978.21

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1.5x scale

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.