Home / 166,223.44-249,356.72-76,244.45

Finding the Fourth Proportional to 166,223.44, 249,356.72 and 76,244.45

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Solution

The fourth proportional to 166,223.44, 249,356.72 and 76,244.45 is: 114,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,223.44 : 249,356.72 = 76,244.45 : x
  2. Step 2: Convert to fraction form
    166,223.44/249,356.72 = 76,244.45/x
  3. Step 3: Cross multiply
    166,223.44x = 249,356.72 × 76,244.45
  4. Step 4: Simplify right side
    166,223.44x = 19,012,065,970.20
  5. Step 5: Solve for x
    x = 19,012,065,970.20/166,223.44
  6. Step 6: Final answer
    x = 114,376.56

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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.