Home / 97,179-145,533.39-47,135.18

Finding the Fourth Proportional to 97,179, 145,533.39 and 47,135.18

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Solution

The fourth proportional to 97,179, 145,533.39 and 47,135.18 is: 70,588.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,179 : 145,533.39 = 47,135.18 : x
  2. Step 2: Convert to fraction form
    97,179/145,533.39 = 47,135.18/x
  3. Step 3: Cross multiply
    97,179x = 145,533.39 × 47,135.18
  4. Step 4: Simplify right side
    97,179x = 6,859,741,805.99
  5. Step 5: Solve for x
    x = 6,859,741,805.99/97,179
  6. Step 6: Final answer
    x = 70,588.73

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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.