Home / 53,869.98-80,803.39-14,427.08

Finding the Fourth Proportional to 53,869.98, 80,803.39 and 14,427.08

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Solution

The fourth proportional to 53,869.98, 80,803.39 and 14,427.08 is: 21,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,869.98 : 80,803.39 = 14,427.08 : x
  2. Step 2: Convert to fraction form
    53,869.98/80,803.39 = 14,427.08/x
  3. Step 3: Cross multiply
    53,869.98x = 80,803.39 × 14,427.08
  4. Step 4: Simplify right side
    53,869.98x = 1,165,756,861.78
  5. Step 5: Solve for x
    x = 1,165,756,861.78/53,869.98
  6. Step 6: Final answer
    x = 21,640.20

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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.