Home / 111,313.20-153,612.75-60,326.03

Finding the Fourth Proportional to 111,313.20, 153,612.75 and 60,326.03

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Solution

The fourth proportional to 111,313.20, 153,612.75 and 60,326.03 is: 83,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,313.20 : 153,612.75 = 60,326.03 : x
  2. Step 2: Convert to fraction form
    111,313.20/153,612.75 = 60,326.03/x
  3. Step 3: Cross multiply
    111,313.20x = 153,612.75 × 60,326.03
  4. Step 4: Simplify right side
    111,313.20x = 9,266,847,975.14
  5. Step 5: Solve for x
    x = 9,266,847,975.14/111,313.20
  6. Step 6: Final answer
    x = 83,250.21

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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.