Home / 165,056.10-247,584.15-153,902.40

Finding the Fourth Proportional to 165,056.10, 247,584.15 and 153,902.40

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Solution

The fourth proportional to 165,056.10, 247,584.15 and 153,902.40 is: 230,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,056.10 : 247,584.15 = 153,902.40 : x
  2. Step 2: Convert to fraction form
    165,056.10/247,584.15 = 153,902.40/x
  3. Step 3: Cross multiply
    165,056.10x = 247,584.15 × 153,902.40
  4. Step 4: Simplify right side
    165,056.10x = 38,103,794,886.96
  5. Step 5: Solve for x
    x = 38,103,794,886.96/165,056.10
  6. Step 6: Final answer
    x = 230,853.60

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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.