Home / 190,299.96-262,734.93-118,785.06

Finding the Fourth Proportional to 190,299.96, 262,734.93 and 118,785.06

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Solution

The fourth proportional to 190,299.96, 262,734.93 and 118,785.06 is: 163,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,299.96 : 262,734.93 = 118,785.06 : x
  2. Step 2: Convert to fraction form
    190,299.96/262,734.93 = 118,785.06/x
  3. Step 3: Cross multiply
    190,299.96x = 262,734.93 × 118,785.06
  4. Step 4: Simplify right side
    190,299.96x = 31,208,984,424.15
  5. Step 5: Solve for x
    x = 31,208,984,424.15/190,299.96
  6. Step 6: Final answer
    x = 163,998.90

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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.