Home / 76,267.91-114,403.38-53,686.23

Finding the Fourth Proportional to 76,267.91, 114,403.38 and 53,686.23

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Solution

The fourth proportional to 76,267.91, 114,403.38 and 53,686.23 is: 80,530.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,267.91 : 114,403.38 = 53,686.23 : x
  2. Step 2: Convert to fraction form
    76,267.91/114,403.38 = 53,686.23/x
  3. Step 3: Cross multiply
    76,267.91x = 114,403.38 × 53,686.23
  4. Step 4: Simplify right side
    76,267.91x = 6,141,886,171.46
  5. Step 5: Solve for x
    x = 6,141,886,171.46/76,267.91
  6. Step 6: Final answer
    x = 80,530.41

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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.