Home / 52,741.02-79,124.20-21,576.36

Finding the Fourth Proportional to 52,741.02, 79,124.20 and 21,576.36

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Solution

The fourth proportional to 52,741.02, 79,124.20 and 21,576.36 is: 32,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,741.02 : 79,124.20 = 21,576.36 : x
  2. Step 2: Convert to fraction form
    52,741.02/79,124.20 = 21,576.36/x
  3. Step 3: Cross multiply
    52,741.02x = 79,124.20 × 21,576.36
  4. Step 4: Simplify right side
    52,741.02x = 1,707,212,223.91
  5. Step 5: Solve for x
    x = 1,707,212,223.91/52,741.02
  6. Step 6: Final answer
    x = 32,369.72

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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.