Home / 106,585.12-159,582.30-53,884.45

Finding the Fourth Proportional to 106,585.12, 159,582.30 and 53,884.45

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Solution

The fourth proportional to 106,585.12, 159,582.30 and 53,884.45 is: 80,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,585.12 : 159,582.30 = 53,884.45 : x
  2. Step 2: Convert to fraction form
    106,585.12/159,582.30 = 53,884.45/x
  3. Step 3: Cross multiply
    106,585.12x = 159,582.30 × 53,884.45
  4. Step 4: Simplify right side
    106,585.12x = 8,599,004,465.24
  5. Step 5: Solve for x
    x = 8,599,004,465.24/106,585.12
  6. Step 6: Final answer
    x = 80,677.34

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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.