Home / 114,350.28-157,803.90-66,636.36

Finding the Fourth Proportional to 114,350.28, 157,803.90 and 66,636.36

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Solution

The fourth proportional to 114,350.28, 157,803.90 and 66,636.36 is: 91,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,350.28 : 157,803.90 = 66,636.36 : x
  2. Step 2: Convert to fraction form
    114,350.28/157,803.90 = 66,636.36/x
  3. Step 3: Cross multiply
    114,350.28x = 157,803.90 × 66,636.36
  4. Step 4: Simplify right side
    114,350.28x = 10,515,477,489.80
  5. Step 5: Solve for x
    x = 10,515,477,489.80/114,350.28
  6. Step 6: Final answer
    x = 91,958.48

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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.