Home / 190,039.56-285,037.50-49,809.24

Finding the Fourth Proportional to 190,039.56, 285,037.50 and 49,809.24

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Solution

The fourth proportional to 190,039.56, 285,037.50 and 49,809.24 is: 74,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,039.56 : 285,037.50 = 49,809.24 : x
  2. Step 2: Convert to fraction form
    190,039.56/285,037.50 = 49,809.24/x
  3. Step 3: Cross multiply
    190,039.56x = 285,037.50 × 49,809.24
  4. Step 4: Simplify right side
    190,039.56x = 14,197,501,246.50
  5. Step 5: Solve for x
    x = 14,197,501,246.50/190,039.56
  6. Step 6: Final answer
    x = 74,708.14

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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.