Home / 105,707.75-158,250.58-70,560.23

Finding the Fourth Proportional to 105,707.75, 158,250.58 and 70,560.23

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Solution

The fourth proportional to 105,707.75, 158,250.58 and 70,560.23 is: 105,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,707.75 : 158,250.58 = 70,560.23 : x
  2. Step 2: Convert to fraction form
    105,707.75/158,250.58 = 70,560.23/x
  3. Step 3: Cross multiply
    105,707.75x = 158,250.58 × 70,560.23
  4. Step 4: Simplify right side
    105,707.75x = 11,166,196,354.78
  5. Step 5: Solve for x
    x = 11,166,196,354.78/105,707.75
  6. Step 6: Final answer
    x = 105,632.72

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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.