Home / 115,328.84-173,000.54-48,756.56

Finding the Fourth Proportional to 115,328.84, 173,000.54 and 48,756.56

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Solution

The fourth proportional to 115,328.84, 173,000.54 and 48,756.56 is: 73,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,328.84 : 173,000.54 = 48,756.56 : x
  2. Step 2: Convert to fraction form
    115,328.84/173,000.54 = 48,756.56/x
  3. Step 3: Cross multiply
    115,328.84x = 173,000.54 × 48,756.56
  4. Step 4: Simplify right side
    115,328.84x = 8,434,911,208.54
  5. Step 5: Solve for x
    x = 8,434,911,208.54/115,328.84
  6. Step 6: Final answer
    x = 73,137.92

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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.