Home / 61,030.08-84,196.80-37,137.60

Finding the Fourth Proportional to 61,030.08, 84,196.80 and 37,137.60

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Solution

The fourth proportional to 61,030.08, 84,196.80 and 37,137.60 is: 51,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,030.08 : 84,196.80 = 37,137.60 : x
  2. Step 2: Convert to fraction form
    61,030.08/84,196.80 = 37,137.60/x
  3. Step 3: Cross multiply
    61,030.08x = 84,196.80 × 37,137.60
  4. Step 4: Simplify right side
    61,030.08x = 3,126,867,079.68
  5. Step 5: Solve for x
    x = 3,126,867,079.68/61,030.08
  6. Step 6: Final answer
    x = 51,234.85

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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.