Home / 70,189.44-105,254.19-40,627.68

Finding the Fourth Proportional to 70,189.44, 105,254.19 and 40,627.68

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Solution

The fourth proportional to 70,189.44, 105,254.19 and 40,627.68 is: 60,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,189.44 : 105,254.19 = 40,627.68 : x
  2. Step 2: Convert to fraction form
    70,189.44/105,254.19 = 40,627.68/x
  3. Step 3: Cross multiply
    70,189.44x = 105,254.19 × 40,627.68
  4. Step 4: Simplify right side
    70,189.44x = 4,276,233,083.71
  5. Step 5: Solve for x
    x = 4,276,233,083.71/70,189.44
  6. Step 6: Final answer
    x = 60,924.17

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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.