Home / 104,583.40-156,780.06-42,211.24

Finding the Fourth Proportional to 104,583.40, 156,780.06 and 42,211.24

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Solution

The fourth proportional to 104,583.40, 156,780.06 and 42,211.24 is: 63,278.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,583.40 : 156,780.06 = 42,211.24 : x
  2. Step 2: Convert to fraction form
    104,583.40/156,780.06 = 42,211.24/x
  3. Step 3: Cross multiply
    104,583.40x = 156,780.06 × 42,211.24
  4. Step 4: Simplify right side
    104,583.40x = 6,617,880,739.87
  5. Step 5: Solve for x
    x = 6,617,880,739.87/104,583.40
  6. Step 6: Final answer
    x = 63,278.50

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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.