Home / 106,206.68-159,408.47-53,653.07

Finding the Fourth Proportional to 106,206.68, 159,408.47 and 53,653.07

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Solution

The fourth proportional to 106,206.68, 159,408.47 and 53,653.07 is: 80,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,206.68 : 159,408.47 = 53,653.07 : x
  2. Step 2: Convert to fraction form
    106,206.68/159,408.47 = 53,653.07/x
  3. Step 3: Cross multiply
    106,206.68x = 159,408.47 × 53,653.07
  4. Step 4: Simplify right side
    106,206.68x = 8,552,754,332.16
  5. Step 5: Solve for x
    x = 8,552,754,332.16/106,206.68
  6. Step 6: Final answer
    x = 80,529.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.