Home / 57,272.50-79,070.61-37,435.06

Finding the Fourth Proportional to 57,272.50, 79,070.61 and 37,435.06

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Solution

The fourth proportional to 57,272.50, 79,070.61 and 37,435.06 is: 51,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272.50 : 79,070.61 = 37,435.06 : x
  2. Step 2: Convert to fraction form
    57,272.50/79,070.61 = 37,435.06/x
  3. Step 3: Cross multiply
    57,272.50x = 79,070.61 × 37,435.06
  4. Step 4: Simplify right side
    57,272.50x = 2,960,013,029.59
  5. Step 5: Solve for x
    x = 2,960,013,029.59/57,272.50
  6. Step 6: Final answer
    x = 51,682.97

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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.