Home / 117,423.50-176,134.64-28,677.47

Finding the Fourth Proportional to 117,423.50, 176,134.64 and 28,677.47

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Solution

The fourth proportional to 117,423.50, 176,134.64 and 28,677.47 is: 43,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,423.50 : 176,134.64 = 28,677.47 : x
  2. Step 2: Convert to fraction form
    117,423.50/176,134.64 = 28,677.47/x
  3. Step 3: Cross multiply
    117,423.50x = 176,134.64 × 28,677.47
  4. Step 4: Simplify right side
    117,423.50x = 5,051,094,830.50
  5. Step 5: Solve for x
    x = 5,051,094,830.50/117,423.50
  6. Step 6: Final answer
    x = 43,016.05

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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.