Home / 190,184.56-262,454.28-109,611.53

Finding the Fourth Proportional to 190,184.56, 262,454.28 and 109,611.53

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Solution

The fourth proportional to 190,184.56, 262,454.28 and 109,611.53 is: 151,263.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,184.56 : 262,454.28 = 109,611.53 : x
  2. Step 2: Convert to fraction form
    190,184.56/262,454.28 = 109,611.53/x
  3. Step 3: Cross multiply
    190,184.56x = 262,454.28 × 109,611.53
  4. Step 4: Simplify right side
    190,184.56x = 28,768,014,446.74
  5. Step 5: Solve for x
    x = 28,768,014,446.74/190,184.56
  6. Step 6: Final answer
    x = 151,263.67

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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.