Home / 53,330.10-79,996.50-18,269.52

Finding the Fourth Proportional to 53,330.10, 79,996.50 and 18,269.52

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Solution

The fourth proportional to 53,330.10, 79,996.50 and 18,269.52 is: 27,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,330.10 : 79,996.50 = 18,269.52 : x
  2. Step 2: Convert to fraction form
    53,330.10/79,996.50 = 18,269.52/x
  3. Step 3: Cross multiply
    53,330.10x = 79,996.50 × 18,269.52
  4. Step 4: Simplify right side
    53,330.10x = 1,461,497,656.68
  5. Step 5: Solve for x
    x = 1,461,497,656.68/53,330.10
  6. Step 6: Final answer
    x = 27,404.74

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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.