Home / 161,964.52-242,946.72-83,028.40

Finding the Fourth Proportional to 161,964.52, 242,946.72 and 83,028.40

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Solution

The fourth proportional to 161,964.52, 242,946.72 and 83,028.40 is: 124,542.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,964.52 : 242,946.72 = 83,028.40 : x
  2. Step 2: Convert to fraction form
    161,964.52/242,946.72 = 83,028.40/x
  3. Step 3: Cross multiply
    161,964.52x = 242,946.72 × 83,028.40
  4. Step 4: Simplify right side
    161,964.52x = 20,171,477,446.85
  5. Step 5: Solve for x
    x = 20,171,477,446.85/161,964.52
  6. Step 6: Final answer
    x = 124,542.57

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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.