Home / 161,860.36-223,369.86-93,883.24

Finding the Fourth Proportional to 161,860.36, 223,369.86 and 93,883.24

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Solution

The fourth proportional to 161,860.36, 223,369.86 and 93,883.24 is: 129,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,860.36 : 223,369.86 = 93,883.24 : x
  2. Step 2: Convert to fraction form
    161,860.36/223,369.86 = 93,883.24/x
  3. Step 3: Cross multiply
    161,860.36x = 223,369.86 × 93,883.24
  4. Step 4: Simplify right side
    161,860.36x = 20,970,686,175.15
  5. Step 5: Solve for x
    x = 20,970,686,175.15/161,860.36
  6. Step 6: Final answer
    x = 129,560.36

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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.