Home / 114,056.40-171,084.60-67,400.40

Finding the Fourth Proportional to 114,056.40, 171,084.60 and 67,400.40

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Solution

The fourth proportional to 114,056.40, 171,084.60 and 67,400.40 is: 101,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,056.40 : 171,084.60 = 67,400.40 : x
  2. Step 2: Convert to fraction form
    114,056.40/171,084.60 = 67,400.40/x
  3. Step 3: Cross multiply
    114,056.40x = 171,084.60 × 67,400.40
  4. Step 4: Simplify right side
    114,056.40x = 11,531,170,473.84
  5. Step 5: Solve for x
    x = 11,531,170,473.84/114,056.40
  6. Step 6: Final answer
    x = 101,100.60

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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.