Home / 131,327.58-196,955.49-47,072.04

Finding the Fourth Proportional to 131,327.58, 196,955.49 and 47,072.04

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Solution

The fourth proportional to 131,327.58, 196,955.49 and 47,072.04 is: 70,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,327.58 : 196,955.49 = 47,072.04 : x
  2. Step 2: Convert to fraction form
    131,327.58/196,955.49 = 47,072.04/x
  3. Step 3: Cross multiply
    131,327.58x = 196,955.49 × 47,072.04
  4. Step 4: Simplify right side
    131,327.58x = 9,271,095,810.46
  5. Step 5: Solve for x
    x = 9,271,095,810.46/131,327.58
  6. Step 6: Final answer
    x = 70,595.19

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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.