Home / 57,312.02-85,856.20-37,530.61

Finding the Fourth Proportional to 57,312.02, 85,856.20 and 37,530.61

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Solution

The fourth proportional to 57,312.02, 85,856.20 and 37,530.61 is: 56,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312.02 : 85,856.20 = 37,530.61 : x
  2. Step 2: Convert to fraction form
    57,312.02/85,856.20 = 37,530.61/x
  3. Step 3: Cross multiply
    57,312.02x = 85,856.20 × 37,530.61
  4. Step 4: Simplify right side
    57,312.02x = 3,222,235,129.00
  5. Step 5: Solve for x
    x = 3,222,235,129.00/57,312.02
  6. Step 6: Final answer
    x = 56,222.68

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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.