Home / 40,905.58-61,368.25-14,247.67

Finding the Fourth Proportional to 40,905.58, 61,368.25 and 14,247.67

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Solution

The fourth proportional to 40,905.58, 61,368.25 and 14,247.67 is: 21,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,905.58 : 61,368.25 = 14,247.67 : x
  2. Step 2: Convert to fraction form
    40,905.58/61,368.25 = 14,247.67/x
  3. Step 3: Cross multiply
    40,905.58x = 61,368.25 × 14,247.67
  4. Step 4: Simplify right side
    40,905.58x = 874,354,692.28
  5. Step 5: Solve for x
    x = 874,354,692.28/40,905.58
  6. Step 6: Final answer
    x = 21,374.95

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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.