Home / 156,683.82-235,025.73-56,821.35

Finding the Fourth Proportional to 156,683.82, 235,025.73 and 56,821.35

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Solution

The fourth proportional to 156,683.82, 235,025.73 and 56,821.35 is: 85,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,683.82 : 235,025.73 = 56,821.35 : x
  2. Step 2: Convert to fraction form
    156,683.82/235,025.73 = 56,821.35/x
  3. Step 3: Cross multiply
    156,683.82x = 235,025.73 × 56,821.35
  4. Step 4: Simplify right side
    156,683.82x = 13,354,479,263.34
  5. Step 5: Solve for x
    x = 13,354,479,263.34/156,683.82
  6. Step 6: Final answer
    x = 85,232.03

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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.