Home / 165,096.40-247,644.60-40,437.40

Finding the Fourth Proportional to 165,096.40, 247,644.60 and 40,437.40

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Solution

The fourth proportional to 165,096.40, 247,644.60 and 40,437.40 is: 60,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,096.40 : 247,644.60 = 40,437.40 : x
  2. Step 2: Convert to fraction form
    165,096.40/247,644.60 = 40,437.40/x
  3. Step 3: Cross multiply
    165,096.40x = 247,644.60 × 40,437.40
  4. Step 4: Simplify right side
    165,096.40x = 10,014,103,748.04
  5. Step 5: Solve for x
    x = 10,014,103,748.04/165,096.40
  6. Step 6: Final answer
    x = 60,656.10

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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.