Home / 190,077.60-262,303.72-109,504.92

Finding the Fourth Proportional to 190,077.60, 262,303.72 and 109,504.92

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Solution

The fourth proportional to 190,077.60, 262,303.72 and 109,504.92 is: 151,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,077.60 : 262,303.72 = 109,504.92 : x
  2. Step 2: Convert to fraction form
    190,077.60/262,303.72 = 109,504.92/x
  3. Step 3: Cross multiply
    190,077.60x = 262,303.72 × 109,504.92
  4. Step 4: Simplify right side
    190,077.60x = 28,723,547,874.30
  5. Step 5: Solve for x
    x = 28,723,547,874.30/190,077.60
  6. Step 6: Final answer
    x = 151,114.85

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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.