Home / 74,524.59-111,655.67-70,084.98

Finding the Fourth Proportional to 74,524.59, 111,655.67 and 70,084.98

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Solution

The fourth proportional to 74,524.59, 111,655.67 and 70,084.98 is: 105,004.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,524.59 : 111,655.67 = 70,084.98 : x
  2. Step 2: Convert to fraction form
    74,524.59/111,655.67 = 70,084.98/x
  3. Step 3: Cross multiply
    74,524.59x = 111,655.67 × 70,084.98
  4. Step 4: Simplify right side
    74,524.59x = 7,825,385,048.41
  5. Step 5: Solve for x
    x = 7,825,385,048.41/74,524.59
  6. Step 6: Final answer
    x = 105,004.07

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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.