Home / 104,601.89-144,352.08-56,855.24

Finding the Fourth Proportional to 104,601.89, 144,352.08 and 56,855.24

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Solution

The fourth proportional to 104,601.89, 144,352.08 and 56,855.24 is: 78,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,601.89 : 144,352.08 = 56,855.24 : x
  2. Step 2: Convert to fraction form
    104,601.89/144,352.08 = 56,855.24/x
  3. Step 3: Cross multiply
    104,601.89x = 144,352.08 × 56,855.24
  4. Step 4: Simplify right side
    104,601.89x = 8,207,172,152.90
  5. Step 5: Solve for x
    x = 8,207,172,152.90/104,601.89
  6. Step 6: Final answer
    x = 78,461.03

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1.5x scale

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.