Home / 111,200.14-153,455.10-60,211.60

Finding the Fourth Proportional to 111,200.14, 153,455.10 and 60,211.60

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Solution

The fourth proportional to 111,200.14, 153,455.10 and 60,211.60 is: 83,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,200.14 : 153,455.10 = 60,211.60 : x
  2. Step 2: Convert to fraction form
    111,200.14/153,455.10 = 60,211.60/x
  3. Step 3: Cross multiply
    111,200.14x = 153,455.10 × 60,211.60
  4. Step 4: Simplify right side
    111,200.14x = 9,239,777,099.16
  5. Step 5: Solve for x
    x = 9,239,777,099.16/111,200.14
  6. Step 6: Final answer
    x = 83,091.42

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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.