Home / 53,187.14-79,790.16-17,650.58

Finding the Fourth Proportional to 53,187.14, 79,790.16 and 17,650.58

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Solution

The fourth proportional to 53,187.14, 79,790.16 and 17,650.58 is: 26,479.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,187.14 : 79,790.16 = 17,650.58 : x
  2. Step 2: Convert to fraction form
    53,187.14/79,790.16 = 17,650.58/x
  3. Step 3: Cross multiply
    53,187.14x = 79,790.16 × 17,650.58
  4. Step 4: Simplify right side
    53,187.14x = 1,408,342,602.29
  5. Step 5: Solve for x
    x = 1,408,342,602.29/53,187.14
  6. Step 6: Final answer
    x = 26,479.01

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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.