Home / 105,698.86-158,337.04-63,555.87

Finding the Fourth Proportional to 105,698.86, 158,337.04 and 63,555.87

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Solution

The fourth proportional to 105,698.86, 158,337.04 and 63,555.87 is: 95,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,698.86 : 158,337.04 = 63,555.87 : x
  2. Step 2: Convert to fraction form
    105,698.86/158,337.04 = 63,555.87/x
  3. Step 3: Cross multiply
    105,698.86x = 158,337.04 × 63,555.87
  4. Step 4: Simplify right side
    105,698.86x = 10,063,248,330.42
  5. Step 5: Solve for x
    x = 10,063,248,330.42/105,698.86
  6. Step 6: Final answer
    x = 95,206.78

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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.