Home / 104,619.40-156,916.95-29,751.10

Finding the Fourth Proportional to 104,619.40, 156,916.95 and 29,751.10

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Solution

The fourth proportional to 104,619.40, 156,916.95 and 29,751.10 is: 44,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,619.40 : 156,916.95 = 29,751.10 : x
  2. Step 2: Convert to fraction form
    104,619.40/156,916.95 = 29,751.10/x
  3. Step 3: Cross multiply
    104,619.40x = 156,916.95 × 29,751.10
  4. Step 4: Simplify right side
    104,619.40x = 4,668,451,871.15
  5. Step 5: Solve for x
    x = 4,668,451,871.15/104,619.40
  6. Step 6: Final answer
    x = 44,623.19

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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.