Home / 389,594.34-583,948.58-164,814.48

Finding the Fourth Proportional to 389,594.34, 583,948.58 and 164,814.48

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Solution

The fourth proportional to 389,594.34, 583,948.58 and 164,814.48 is: 247,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,594.34 : 583,948.58 = 164,814.48 : x
  2. Step 2: Convert to fraction form
    389,594.34/583,948.58 = 164,814.48/x
  3. Step 3: Cross multiply
    389,594.34x = 583,948.58 × 164,814.48
  4. Step 4: Simplify right side
    389,594.34x = 96,243,180,735.37
  5. Step 5: Solve for x
    x = 96,243,180,735.37/389,594.34
  6. Step 6: Final answer
    x = 247,034.34

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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.