Home / 125,785.41-173,573.35-74,094.30

Finding the Fourth Proportional to 125,785.41, 173,573.35 and 74,094.30

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Solution

The fourth proportional to 125,785.41, 173,573.35 and 74,094.30 is: 102,243.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,785.41 : 173,573.35 = 74,094.30 : x
  2. Step 2: Convert to fraction form
    125,785.41/173,573.35 = 74,094.30/x
  3. Step 3: Cross multiply
    125,785.41x = 173,573.35 × 74,094.30
  4. Step 4: Simplify right side
    125,785.41x = 12,860,795,866.91
  5. Step 5: Solve for x
    x = 12,860,795,866.91/125,785.41
  6. Step 6: Final answer
    x = 102,243.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.