Home / 156,916.86-235,239.21-63,361.86

Finding the Fourth Proportional to 156,916.86, 235,239.21 and 63,361.86

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Solution

The fourth proportional to 156,916.86, 235,239.21 and 63,361.86 is: 94,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,916.86 : 235,239.21 = 63,361.86 : x
  2. Step 2: Convert to fraction form
    156,916.86/235,239.21 = 63,361.86/x
  3. Step 3: Cross multiply
    156,916.86x = 235,239.21 × 63,361.86
  4. Step 4: Simplify right side
    156,916.86x = 14,905,193,890.53
  5. Step 5: Solve for x
    x = 14,905,193,890.53/156,916.86
  6. Step 6: Final answer
    x = 94,987.84

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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.