Home / 106,320.69-159,482.18-45,522.77

Finding the Fourth Proportional to 106,320.69, 159,482.18 and 45,522.77

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Solution

The fourth proportional to 106,320.69, 159,482.18 and 45,522.77 is: 68,284.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,320.69 : 159,482.18 = 45,522.77 : x
  2. Step 2: Convert to fraction form
    106,320.69/159,482.18 = 45,522.77/x
  3. Step 3: Cross multiply
    106,320.69x = 159,482.18 × 45,522.77
  4. Step 4: Simplify right side
    106,320.69x = 7,260,069,574.21
  5. Step 5: Solve for x
    x = 7,260,069,574.21/106,320.69
  6. Step 6: Final answer
    x = 68,284.64

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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.