Home / 130,196.40-195,294.60-60,212.40

Finding the Fourth Proportional to 130,196.40, 195,294.60 and 60,212.40

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Solution

The fourth proportional to 130,196.40, 195,294.60 and 60,212.40 is: 90,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,196.40 : 195,294.60 = 60,212.40 : x
  2. Step 2: Convert to fraction form
    130,196.40/195,294.60 = 60,212.40/x
  3. Step 3: Cross multiply
    130,196.40x = 195,294.60 × 60,212.40
  4. Step 4: Simplify right side
    130,196.40x = 11,759,156,573.04
  5. Step 5: Solve for x
    x = 11,759,156,573.04/130,196.40
  6. Step 6: Final answer
    x = 90,318.60

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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.