Home / 190,913.90-263,461.14-106,038.86

Finding the Fourth Proportional to 190,913.90, 263,461.14 and 106,038.86

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Solution

The fourth proportional to 190,913.90, 263,461.14 and 106,038.86 is: 146,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,913.90 : 263,461.14 = 106,038.86 : x
  2. Step 2: Convert to fraction form
    190,913.90/263,461.14 = 106,038.86/x
  3. Step 3: Cross multiply
    190,913.90x = 263,461.14 × 106,038.86
  4. Step 4: Simplify right side
    190,913.90x = 27,937,118,939.90
  5. Step 5: Solve for x
    x = 27,937,118,939.90/190,913.90
  6. Step 6: Final answer
    x = 146,333.60

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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.