Home / 77,666.87-116,500.61-23,632.09

Finding the Fourth Proportional to 77,666.87, 116,500.61 and 23,632.09

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Solution

The fourth proportional to 77,666.87, 116,500.61 and 23,632.09 is: 35,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,666.87 : 116,500.61 = 23,632.09 : x
  2. Step 2: Convert to fraction form
    77,666.87/116,500.61 = 23,632.09/x
  3. Step 3: Cross multiply
    77,666.87x = 116,500.61 × 23,632.09
  4. Step 4: Simplify right side
    77,666.87x = 2,753,153,323.72
  5. Step 5: Solve for x
    x = 2,753,153,323.72/77,666.87
  6. Step 6: Final answer
    x = 35,448.23

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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.