Home / 97,315.16-145,907.94-34,977.56

Finding the Fourth Proportional to 97,315.16, 145,907.94 and 34,977.56

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Solution

The fourth proportional to 97,315.16, 145,907.94 and 34,977.56 is: 52,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,315.16 : 145,907.94 = 34,977.56 : x
  2. Step 2: Convert to fraction form
    97,315.16/145,907.94 = 34,977.56/x
  3. Step 3: Cross multiply
    97,315.16x = 145,907.94 × 34,977.56
  4. Step 4: Simplify right side
    97,315.16x = 5,103,503,725.83
  5. Step 5: Solve for x
    x = 5,103,503,725.83/97,315.16
  6. Step 6: Final answer
    x = 52,443.05

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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.