Home / 180,157.74-248,642.37-103,675.26

Finding the Fourth Proportional to 180,157.74, 248,642.37 and 103,675.26

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Solution

The fourth proportional to 180,157.74, 248,642.37 and 103,675.26 is: 143,086.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,157.74 : 248,642.37 = 103,675.26 : x
  2. Step 2: Convert to fraction form
    180,157.74/248,642.37 = 103,675.26/x
  3. Step 3: Cross multiply
    180,157.74x = 248,642.37 × 103,675.26
  4. Step 4: Simplify right side
    180,157.74x = 25,778,062,356.77
  5. Step 5: Solve for x
    x = 25,778,062,356.77/180,157.74
  6. Step 6: Final answer
    x = 143,086.07

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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.