Home / 156,318.42-234,477.74-37,988.96

Finding the Fourth Proportional to 156,318.42, 234,477.74 and 37,988.96

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Solution

The fourth proportional to 156,318.42, 234,477.74 and 37,988.96 is: 56,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,318.42 : 234,477.74 = 37,988.96 : x
  2. Step 2: Convert to fraction form
    156,318.42/234,477.74 = 37,988.96/x
  3. Step 3: Cross multiply
    156,318.42x = 234,477.74 × 37,988.96
  4. Step 4: Simplify right side
    156,318.42x = 8,907,565,485.75
  5. Step 5: Solve for x
    x = 8,907,565,485.75/156,318.42
  6. Step 6: Final answer
    x = 56,983.47

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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.