Home / 114,656.90-158,231.08-66,257.24

Finding the Fourth Proportional to 114,656.90, 158,231.08 and 66,257.24

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Solution

The fourth proportional to 114,656.90, 158,231.08 and 66,257.24 is: 91,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,656.90 : 158,231.08 = 66,257.24 : x
  2. Step 2: Convert to fraction form
    114,656.90/158,231.08 = 66,257.24/x
  3. Step 3: Cross multiply
    114,656.90x = 158,231.08 × 66,257.24
  4. Step 4: Simplify right side
    114,656.90x = 10,483,954,643.02
  5. Step 5: Solve for x
    x = 10,483,954,643.02/114,656.90
  6. Step 6: Final answer
    x = 91,437.63

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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.