Home / 180,987.16-271,597.38-70,179.16

Finding the Fourth Proportional to 180,987.16, 271,597.38 and 70,179.16

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Solution

The fourth proportional to 180,987.16, 271,597.38 and 70,179.16 is: 105,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,987.16 : 271,597.38 = 70,179.16 : x
  2. Step 2: Convert to fraction form
    180,987.16/271,597.38 = 70,179.16/x
  3. Step 3: Cross multiply
    180,987.16x = 271,597.38 × 70,179.16
  4. Step 4: Simplify right side
    180,987.16x = 19,060,475,986.60
  5. Step 5: Solve for x
    x = 19,060,475,986.60/180,987.16
  6. Step 6: Final answer
    x = 105,313.97

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1.5x scale

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.