Home / 166,408.91-249,612.44-66,592.20

Finding the Fourth Proportional to 166,408.91, 249,612.44 and 66,592.20

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Solution

The fourth proportional to 166,408.91, 249,612.44 and 66,592.20 is: 99,887.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,408.91 : 249,612.44 = 66,592.20 : x
  2. Step 2: Convert to fraction form
    166,408.91/249,612.44 = 66,592.20/x
  3. Step 3: Cross multiply
    166,408.91x = 249,612.44 × 66,592.20
  4. Step 4: Simplify right side
    166,408.91x = 16,622,241,526.97
  5. Step 5: Solve for x
    x = 16,622,241,526.97/166,408.91
  6. Step 6: Final answer
    x = 99,887.93

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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.