Home / 111,181.53-153,429.38-60,192.91

Finding the Fourth Proportional to 111,181.53, 153,429.38 and 60,192.91

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Solution

The fourth proportional to 111,181.53, 153,429.38 and 60,192.91 is: 83,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,181.53 : 153,429.38 = 60,192.91 : x
  2. Step 2: Convert to fraction form
    111,181.53/153,429.38 = 60,192.91/x
  3. Step 3: Cross multiply
    111,181.53x = 153,429.38 × 60,192.91
  4. Step 4: Simplify right side
    111,181.53x = 9,235,360,177.16
  5. Step 5: Solve for x
    x = 9,235,360,177.16/111,181.53
  6. Step 6: Final answer
    x = 83,065.60

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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.