Home / 191,277.98-263,953.04-106,389.57

Finding the Fourth Proportional to 191,277.98, 263,953.04 and 106,389.57

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Solution

The fourth proportional to 191,277.98, 263,953.04 and 106,389.57 is: 146,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,277.98 : 263,953.04 = 106,389.57 : x
  2. Step 2: Convert to fraction form
    191,277.98/263,953.04 = 106,389.57/x
  3. Step 3: Cross multiply
    191,277.98x = 263,953.04 × 106,389.57
  4. Step 4: Simplify right side
    191,277.98x = 28,081,849,893.84
  5. Step 5: Solve for x
    x = 28,081,849,893.84/191,277.98
  6. Step 6: Final answer
    x = 146,811.73

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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.