Home / 190,157.04-262,396.80-109,568.52

Finding the Fourth Proportional to 190,157.04, 262,396.80 and 109,568.52

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Solution

The fourth proportional to 190,157.04, 262,396.80 and 109,568.52 is: 151,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,157.04 : 262,396.80 = 109,568.52 : x
  2. Step 2: Convert to fraction form
    190,157.04/262,396.80 = 109,568.52/x
  3. Step 3: Cross multiply
    190,157.04x = 262,396.80 × 109,568.52
  4. Step 4: Simplify right side
    190,157.04x = 28,750,429,028.74
  5. Step 5: Solve for x
    x = 28,750,429,028.74/190,157.04
  6. Step 6: Final answer
    x = 151,193.08

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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.