Home / 177,745.34-245,290.20-97,171.40

Finding the Fourth Proportional to 177,745.34, 245,290.20 and 97,171.40

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Solution

The fourth proportional to 177,745.34, 245,290.20 and 97,171.40 is: 134,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,745.34 : 245,290.20 = 97,171.40 : x
  2. Step 2: Convert to fraction form
    177,745.34/245,290.20 = 97,171.40/x
  3. Step 3: Cross multiply
    177,745.34x = 245,290.20 × 97,171.40
  4. Step 4: Simplify right side
    177,745.34x = 23,835,192,140.28
  5. Step 5: Solve for x
    x = 23,835,192,140.28/177,745.34
  6. Step 6: Final answer
    x = 134,097.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.