Home / 51,219.04-76,844.40-26,276.80

Finding the Fourth Proportional to 51,219.04, 76,844.40 and 26,276.80

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Solution

The fourth proportional to 51,219.04, 76,844.40 and 26,276.80 is: 39,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,219.04 : 76,844.40 = 26,276.80 : x
  2. Step 2: Convert to fraction form
    51,219.04/76,844.40 = 26,276.80/x
  3. Step 3: Cross multiply
    51,219.04x = 76,844.40 × 26,276.80
  4. Step 4: Simplify right side
    51,219.04x = 2,019,224,929.92
  5. Step 5: Solve for x
    x = 2,019,224,929.92/51,219.04
  6. Step 6: Final answer
    x = 39,423.33

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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.