Home / 156,209.41-234,265.69-56,356.63

Finding the Fourth Proportional to 156,209.41, 234,265.69 and 56,356.63

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Solution

The fourth proportional to 156,209.41, 234,265.69 and 56,356.63 is: 84,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,209.41 : 234,265.69 = 56,356.63 : x
  2. Step 2: Convert to fraction form
    156,209.41/234,265.69 = 56,356.63/x
  3. Step 3: Cross multiply
    156,209.41x = 234,265.69 × 56,356.63
  4. Step 4: Simplify right side
    156,209.41x = 13,202,423,980.80
  5. Step 5: Solve for x
    x = 13,202,423,980.80/156,209.41
  6. Step 6: Final answer
    x = 84,517.47

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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.