Home / 111,175.08-153,420.04-60,874.08

Finding the Fourth Proportional to 111,175.08, 153,420.04 and 60,874.08

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Solution

The fourth proportional to 111,175.08, 153,420.04 and 60,874.08 is: 84,005.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,175.08 : 153,420.04 = 60,874.08 : x
  2. Step 2: Convert to fraction form
    111,175.08/153,420.04 = 60,874.08/x
  3. Step 3: Cross multiply
    111,175.08x = 153,420.04 × 60,874.08
  4. Step 4: Simplify right side
    111,175.08x = 9,339,303,788.56
  5. Step 5: Solve for x
    x = 9,339,303,788.56/111,175.08
  6. Step 6: Final answer
    x = 84,005.37

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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.