Home / 99,149.46-136,827.90-53,827.44

Finding the Fourth Proportional to 99,149.46, 136,827.90 and 53,827.44

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Solution

The fourth proportional to 99,149.46, 136,827.90 and 53,827.44 is: 74,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,149.46 : 136,827.90 = 53,827.44 : x
  2. Step 2: Convert to fraction form
    99,149.46/136,827.90 = 53,827.44/x
  3. Step 3: Cross multiply
    99,149.46x = 136,827.90 × 53,827.44
  4. Step 4: Simplify right side
    99,149.46x = 7,365,095,577.58
  5. Step 5: Solve for x
    x = 7,365,095,577.58/99,149.46
  6. Step 6: Final answer
    x = 74,282.76

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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.