Home / 86,807.54-130,107.13-44,707.43

Finding the Fourth Proportional to 86,807.54, 130,107.13 and 44,707.43

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Solution

The fourth proportional to 86,807.54, 130,107.13 and 44,707.43 is: 67,007.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,807.54 : 130,107.13 = 44,707.43 : x
  2. Step 2: Convert to fraction form
    86,807.54/130,107.13 = 44,707.43/x
  3. Step 3: Cross multiply
    86,807.54x = 130,107.13 × 44,707.43
  4. Step 4: Simplify right side
    86,807.54x = 5,816,755,406.98
  5. Step 5: Solve for x
    x = 5,816,755,406.98/86,807.54
  6. Step 6: Final answer
    x = 67,007.49

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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.