Home / 190,114.33-262,416.18-109,595.68

Finding the Fourth Proportional to 190,114.33, 262,416.18 and 109,595.68

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Solution

The fourth proportional to 190,114.33, 262,416.18 and 109,595.68 is: 151,275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,114.33 : 262,416.18 = 109,595.68 : x
  2. Step 2: Convert to fraction form
    190,114.33/262,416.18 = 109,595.68/x
  3. Step 3: Cross multiply
    190,114.33x = 262,416.18 × 109,595.68
  4. Step 4: Simplify right side
    190,114.33x = 28,759,679,690.10
  5. Step 5: Solve for x
    x = 28,759,679,690.10/190,114.33
  6. Step 6: Final answer
    x = 151,275.71

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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.