Home / 111,213.77-153,475.42-60,226.53

Finding the Fourth Proportional to 111,213.77, 153,475.42 and 60,226.53

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Solution

The fourth proportional to 111,213.77, 153,475.42 and 60,226.53 is: 83,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,213.77 : 153,475.42 = 60,226.53 : x
  2. Step 2: Convert to fraction form
    111,213.77/153,475.42 = 60,226.53/x
  3. Step 3: Cross multiply
    111,213.77x = 153,475.42 × 60,226.53
  4. Step 4: Simplify right side
    111,213.77x = 9,243,291,986.89
  5. Step 5: Solve for x
    x = 9,243,291,986.89/111,213.77
  6. Step 6: Final answer
    x = 83,112.84

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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.