Home / 70,305.42-105,325.62-34,725.05

Finding the Fourth Proportional to 70,305.42, 105,325.62 and 34,725.05

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Solution

The fourth proportional to 70,305.42, 105,325.62 and 34,725.05 is: 52,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,305.42 : 105,325.62 = 34,725.05 : x
  2. Step 2: Convert to fraction form
    70,305.42/105,325.62 = 34,725.05/x
  3. Step 3: Cross multiply
    70,305.42x = 105,325.62 × 34,725.05
  4. Step 4: Simplify right side
    70,305.42x = 3,657,437,751.36
  5. Step 5: Solve for x
    x = 3,657,437,751.36/70,305.42
  6. Step 6: Final answer
    x = 52,022.13

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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.