Home / 49,005.50-73,508.25-21,303.50

Finding the Fourth Proportional to 49,005.50, 73,508.25 and 21,303.50

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Solution

The fourth proportional to 49,005.50, 73,508.25 and 21,303.50 is: 31,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,005.50 : 73,508.25 = 21,303.50 : x
  2. Step 2: Convert to fraction form
    49,005.50/73,508.25 = 21,303.50/x
  3. Step 3: Cross multiply
    49,005.50x = 73,508.25 × 21,303.50
  4. Step 4: Simplify right side
    49,005.50x = 1,565,983,003.88
  5. Step 5: Solve for x
    x = 1,565,983,003.88/49,005.50
  6. Step 6: Final answer
    x = 31,955.25

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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.