Home / 111,181.65-153,429.55-60,193.03

Finding the Fourth Proportional to 111,181.65, 153,429.55 and 60,193.03

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Solution

The fourth proportional to 111,181.65, 153,429.55 and 60,193.03 is: 83,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,181.65 : 153,429.55 = 60,193.03 : x
  2. Step 2: Convert to fraction form
    111,181.65/153,429.55 = 60,193.03/x
  3. Step 3: Cross multiply
    111,181.65x = 153,429.55 × 60,193.03
  4. Step 4: Simplify right side
    111,181.65x = 9,235,389,506.04
  5. Step 5: Solve for x
    x = 9,235,389,506.04/111,181.65
  6. Step 6: Final answer
    x = 83,065.77

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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.