Home / 111,183.65-153,432.31-60,195.03

Finding the Fourth Proportional to 111,183.65, 153,432.31 and 60,195.03

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Solution

The fourth proportional to 111,183.65, 153,432.31 and 60,195.03 is: 83,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,183.65 : 153,432.31 = 60,195.03 : x
  2. Step 2: Convert to fraction form
    111,183.65/153,432.31 = 60,195.03/x
  3. Step 3: Cross multiply
    111,183.65x = 153,432.31 × 60,195.03
  4. Step 4: Simplify right side
    111,183.65x = 9,235,862,503.42
  5. Step 5: Solve for x
    x = 9,235,862,503.42/111,183.65
  6. Step 6: Final answer
    x = 83,068.53

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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.