Home / 190,051.64-262,253.45-113,555.49

Finding the Fourth Proportional to 190,051.64, 262,253.45 and 113,555.49

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Solution

The fourth proportional to 190,051.64, 262,253.45 and 113,555.49 is: 156,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,051.64 : 262,253.45 = 113,555.49 : x
  2. Step 2: Convert to fraction form
    190,051.64/262,253.45 = 113,555.49/x
  3. Step 3: Cross multiply
    190,051.64x = 262,253.45 × 113,555.49
  4. Step 4: Simplify right side
    190,051.64x = 29,780,318,451.16
  5. Step 5: Solve for x
    x = 29,780,318,451.16/190,051.64
  6. Step 6: Final answer
    x = 156,695.93

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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.