Home / 111,435.44-153,780.23-60,448.26

Finding the Fourth Proportional to 111,435.44, 153,780.23 and 60,448.26

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Solution

The fourth proportional to 111,435.44, 153,780.23 and 60,448.26 is: 83,418.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,435.44 : 153,780.23 = 60,448.26 : x
  2. Step 2: Convert to fraction form
    111,435.44/153,780.23 = 60,448.26/x
  3. Step 3: Cross multiply
    111,435.44x = 153,780.23 × 60,448.26
  4. Step 4: Simplify right side
    111,435.44x = 9,295,748,053.70
  5. Step 5: Solve for x
    x = 9,295,748,053.70/111,435.44
  6. Step 6: Final answer
    x = 83,418.24

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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.