Home / 190,898.64-263,500.56-134,475.12

Finding the Fourth Proportional to 190,898.64, 263,500.56 and 134,475.12

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Solution

The fourth proportional to 190,898.64, 263,500.56 and 134,475.12 is: 185,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,898.64 : 263,500.56 = 134,475.12 : x
  2. Step 2: Convert to fraction form
    190,898.64/263,500.56 = 134,475.12/x
  3. Step 3: Cross multiply
    190,898.64x = 263,500.56 × 134,475.12
  4. Step 4: Simplify right side
    190,898.64x = 35,434,269,426.07
  5. Step 5: Solve for x
    x = 35,434,269,426.07/190,898.64
  6. Step 6: Final answer
    x = 185,618.24

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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.