Home / 156,336.37-233,372.54-137,419.63

Finding the Fourth Proportional to 156,336.37, 233,372.54 and 137,419.63

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Solution

The fourth proportional to 156,336.37, 233,372.54 and 137,419.63 is: 205,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,336.37 : 233,372.54 = 137,419.63 : x
  2. Step 2: Convert to fraction form
    156,336.37/233,372.54 = 137,419.63/x
  3. Step 3: Cross multiply
    156,336.37x = 233,372.54 × 137,419.63
  4. Step 4: Simplify right side
    156,336.37x = 32,069,968,098.96
  5. Step 5: Solve for x
    x = 32,069,968,098.96/156,336.37
  6. Step 6: Final answer
    x = 205,134.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.