Home / 190,366.72-262,636.57-113,888.03

Finding the Fourth Proportional to 190,366.72, 262,636.57 and 113,888.03

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Solution

The fourth proportional to 190,366.72, 262,636.57 and 113,888.03 is: 157,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,366.72 : 262,636.57 = 113,888.03 : x
  2. Step 2: Convert to fraction form
    190,366.72/262,636.57 = 113,888.03/x
  3. Step 3: Cross multiply
    190,366.72x = 262,636.57 × 113,888.03
  4. Step 4: Simplify right side
    190,366.72x = 29,911,160,392.43
  5. Step 5: Solve for x
    x = 29,911,160,392.43/190,366.72
  6. Step 6: Final answer
    x = 157,123.90

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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.