Home / 158,173.66-238,360.84-143,185.33

Finding the Fourth Proportional to 158,173.66, 238,360.84 and 143,185.33

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Solution

The fourth proportional to 158,173.66, 238,360.84 and 143,185.33 is: 215,774.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,173.66 : 238,360.84 = 143,185.33 : x
  2. Step 2: Convert to fraction form
    158,173.66/238,360.84 = 143,185.33/x
  3. Step 3: Cross multiply
    158,173.66x = 238,360.84 × 143,185.33
  4. Step 4: Simplify right side
    158,173.66x = 34,129,775,534.48
  5. Step 5: Solve for x
    x = 34,129,775,534.48/158,173.66
  6. Step 6: Final answer
    x = 215,774.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.