Home / 70,056.40-105,076.83-25,075.96

Finding the Fourth Proportional to 70,056.40, 105,076.83 and 25,075.96

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Solution

The fourth proportional to 70,056.40, 105,076.83 and 25,075.96 is: 37,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,056.40 : 105,076.83 = 25,075.96 : x
  2. Step 2: Convert to fraction form
    70,056.40/105,076.83 = 25,075.96/x
  3. Step 3: Cross multiply
    70,056.40x = 105,076.83 × 25,075.96
  4. Step 4: Simplify right side
    70,056.40x = 2,634,901,860.62
  5. Step 5: Solve for x
    x = 2,634,901,860.62/70,056.40
  6. Step 6: Final answer
    x = 37,611.15

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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.