Home / 127,368.74-175,770.39-70,007.66

Finding the Fourth Proportional to 127,368.74, 175,770.39 and 70,007.66

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Solution

The fourth proportional to 127,368.74, 175,770.39 and 70,007.66 is: 96,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,368.74 : 175,770.39 = 70,007.66 : x
  2. Step 2: Convert to fraction form
    127,368.74/175,770.39 = 70,007.66/x
  3. Step 3: Cross multiply
    127,368.74x = 175,770.39 × 70,007.66
  4. Step 4: Simplify right side
    127,368.74x = 12,305,274,503.25
  5. Step 5: Solve for x
    x = 12,305,274,503.25/127,368.74
  6. Step 6: Final answer
    x = 96,611.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.