Home / 105,513.27-145,607.92-60,191.17

Finding the Fourth Proportional to 105,513.27, 145,607.92 and 60,191.17

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Solution

The fourth proportional to 105,513.27, 145,607.92 and 60,191.17 is: 83,063.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,513.27 : 145,607.92 = 60,191.17 : x
  2. Step 2: Convert to fraction form
    105,513.27/145,607.92 = 60,191.17/x
  3. Step 3: Cross multiply
    105,513.27x = 145,607.92 × 60,191.17
  4. Step 4: Simplify right side
    105,513.27x = 8,764,311,066.07
  5. Step 5: Solve for x
    x = 8,764,311,066.07/105,513.27
  6. Step 6: Final answer
    x = 83,063.59

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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.