Home / 111,189.33-153,441.34-60,202.40

Finding the Fourth Proportional to 111,189.33, 153,441.34 and 60,202.40

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Solution

The fourth proportional to 111,189.33, 153,441.34 and 60,202.40 is: 83,079.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,189.33 : 153,441.34 = 60,202.40 : x
  2. Step 2: Convert to fraction form
    111,189.33/153,441.34 = 60,202.40/x
  3. Step 3: Cross multiply
    111,189.33x = 153,441.34 × 60,202.40
  4. Step 4: Simplify right side
    111,189.33x = 9,237,536,009.50
  5. Step 5: Solve for x
    x = 9,237,536,009.50/111,189.33
  6. Step 6: Final answer
    x = 83,079.34

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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.