Home / 190,041.60-262,285.23-109,453.44

Finding the Fourth Proportional to 190,041.60, 262,285.23 and 109,453.44

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Solution

The fourth proportional to 190,041.60, 262,285.23 and 109,453.44 is: 151,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,041.60 : 262,285.23 = 109,453.44 : x
  2. Step 2: Convert to fraction form
    190,041.60/262,285.23 = 109,453.44/x
  3. Step 3: Cross multiply
    190,041.60x = 262,285.23 × 109,453.44
  4. Step 4: Simplify right side
    190,041.60x = 28,708,020,684.69
  5. Step 5: Solve for x
    x = 28,708,020,684.69/190,041.60
  6. Step 6: Final answer
    x = 151,061.77

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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.