Home / 175,829.52-263,780.72-70,656.68

Finding the Fourth Proportional to 175,829.52, 263,780.72 and 70,656.68

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Solution

The fourth proportional to 175,829.52, 263,780.72 and 70,656.68 is: 105,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,829.52 : 263,780.72 = 70,656.68 : x
  2. Step 2: Convert to fraction form
    175,829.52/263,780.72 = 70,656.68/x
  3. Step 3: Cross multiply
    175,829.52x = 263,780.72 × 70,656.68
  4. Step 4: Simplify right side
    175,829.52x = 18,637,869,923.21
  5. Step 5: Solve for x
    x = 18,637,869,923.21/175,829.52
  6. Step 6: Final answer
    x = 105,999.66

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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.