Home / 141,950.42-195,895.96-81,533.19

Finding the Fourth Proportional to 141,950.42, 195,895.96 and 81,533.19

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Solution

The fourth proportional to 141,950.42, 195,895.96 and 81,533.19 is: 112,518.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,950.42 : 195,895.96 = 81,533.19 : x
  2. Step 2: Convert to fraction form
    141,950.42/195,895.96 = 81,533.19/x
  3. Step 3: Cross multiply
    141,950.42x = 195,895.96 × 81,533.19
  4. Step 4: Simplify right side
    141,950.42x = 15,972,022,526.91
  5. Step 5: Solve for x
    x = 15,972,022,526.91/141,950.42
  6. Step 6: Final answer
    x = 112,518.32

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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.