Home / 79,009.73-118,561.35-29,124.86

Finding the Fourth Proportional to 79,009.73, 118,561.35 and 29,124.86

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Solution

The fourth proportional to 79,009.73, 118,561.35 and 29,124.86 is: 43,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,009.73 : 118,561.35 = 29,124.86 : x
  2. Step 2: Convert to fraction form
    79,009.73/118,561.35 = 29,124.86/x
  3. Step 3: Cross multiply
    79,009.73x = 118,561.35 × 29,124.86
  4. Step 4: Simplify right side
    79,009.73x = 3,453,082,127.35
  5. Step 5: Solve for x
    x = 3,453,082,127.35/79,009.73
  6. Step 6: Final answer
    x = 43,704.52

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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.