Home / 116,550.24-160,864.80-74,100.48

Finding the Fourth Proportional to 116,550.24, 160,864.80 and 74,100.48

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Solution

The fourth proportional to 116,550.24, 160,864.80 and 74,100.48 is: 102,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,550.24 : 160,864.80 = 74,100.48 : x
  2. Step 2: Convert to fraction form
    116,550.24/160,864.80 = 74,100.48/x
  3. Step 3: Cross multiply
    116,550.24x = 160,864.80 × 74,100.48
  4. Step 4: Simplify right side
    116,550.24x = 11,920,158,895.10
  5. Step 5: Solve for x
    x = 11,920,158,895.10/116,550.24
  6. Step 6: Final answer
    x = 102,274.85

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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.