Home / 79,001.72-109,017.96-43,184.60

Finding the Fourth Proportional to 79,001.72, 109,017.96 and 43,184.60

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Solution

The fourth proportional to 79,001.72, 109,017.96 and 43,184.60 is: 59,592.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,001.72 : 109,017.96 = 43,184.60 : x
  2. Step 2: Convert to fraction form
    79,001.72/109,017.96 = 43,184.60/x
  3. Step 3: Cross multiply
    79,001.72x = 109,017.96 × 43,184.60
  4. Step 4: Simplify right side
    79,001.72x = 4,707,896,995.42
  5. Step 5: Solve for x
    x = 4,707,896,995.42/79,001.72
  6. Step 6: Final answer
    x = 59,592.34

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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.