Home / 105,366.68-145,401.38-60,054.48

Finding the Fourth Proportional to 105,366.68, 145,401.38 and 60,054.48

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Solution

The fourth proportional to 105,366.68, 145,401.38 and 60,054.48 is: 82,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,366.68 : 145,401.38 = 60,054.48 : x
  2. Step 2: Convert to fraction form
    105,366.68/145,401.38 = 60,054.48/x
  3. Step 3: Cross multiply
    105,366.68x = 145,401.38 × 60,054.48
  4. Step 4: Simplify right side
    105,366.68x = 8,732,004,267.18
  5. Step 5: Solve for x
    x = 8,732,004,267.18/105,366.68
  6. Step 6: Final answer
    x = 82,872.54

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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.