Home / 30,177.86-41,645.43-16,751.25

Finding the Fourth Proportional to 30,177.86, 41,645.43 and 16,751.25

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Solution

The fourth proportional to 30,177.86, 41,645.43 and 16,751.25 is: 23,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177.86 : 41,645.43 = 16,751.25 : x
  2. Step 2: Convert to fraction form
    30,177.86/41,645.43 = 16,751.25/x
  3. Step 3: Cross multiply
    30,177.86x = 41,645.43 × 16,751.25
  4. Step 4: Simplify right side
    30,177.86x = 697,613,009.29
  5. Step 5: Solve for x
    x = 697,613,009.29/30,177.86
  6. Step 6: Final answer
    x = 23,116.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.