Home / 156,586.02-235,003.55-56,774.76

Finding the Fourth Proportional to 156,586.02, 235,003.55 and 56,774.76

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Solution

The fourth proportional to 156,586.02, 235,003.55 and 56,774.76 is: 85,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,586.02 : 235,003.55 = 56,774.76 : x
  2. Step 2: Convert to fraction form
    156,586.02/235,003.55 = 56,774.76/x
  3. Step 3: Cross multiply
    156,586.02x = 235,003.55 × 56,774.76
  4. Step 4: Simplify right side
    156,586.02x = 13,342,269,866.52
  5. Step 5: Solve for x
    x = 13,342,269,866.52/156,586.02
  6. Step 6: Final answer
    x = 85,207.29

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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.