Home / 84,723.99-116,920-46,483.62

Finding the Fourth Proportional to 84,723.99, 116,920 and 46,483.62

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Solution

The fourth proportional to 84,723.99, 116,920 and 46,483.62 is: 64,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,723.99 : 116,920 = 46,483.62 : x
  2. Step 2: Convert to fraction form
    84,723.99/116,920 = 46,483.62/x
  3. Step 3: Cross multiply
    84,723.99x = 116,920 × 46,483.62
  4. Step 4: Simplify right side
    84,723.99x = 5,434,864,850.40
  5. Step 5: Solve for x
    x = 5,434,864,850.40/84,723.99
  6. Step 6: Final answer
    x = 64,147.89

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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.