Home / 190,222.86-285,439.31-106,030.42

Finding the Fourth Proportional to 190,222.86, 285,439.31 and 106,030.42

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Solution

The fourth proportional to 190,222.86, 285,439.31 and 106,030.42 is: 159,104.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,222.86 : 285,439.31 = 106,030.42 : x
  2. Step 2: Convert to fraction form
    190,222.86/285,439.31 = 106,030.42/x
  3. Step 3: Cross multiply
    190,222.86x = 285,439.31 × 106,030.42
  4. Step 4: Simplify right side
    190,222.86x = 30,265,249,923.81
  5. Step 5: Solve for x
    x = 30,265,249,923.81/190,222.86
  6. Step 6: Final answer
    x = 159,104.17

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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.