Home / 389,204.93-583,886.17-164,565

Finding the Fourth Proportional to 389,204.93, 583,886.17 and 164,565

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Solution

The fourth proportional to 389,204.93, 583,886.17 and 164,565 is: 246,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,204.93 : 583,886.17 = 164,565 : x
  2. Step 2: Convert to fraction form
    389,204.93/583,886.17 = 164,565/x
  3. Step 3: Cross multiply
    389,204.93x = 583,886.17 × 164,565
  4. Step 4: Simplify right side
    389,204.93x = 96,087,227,771.76
  5. Step 5: Solve for x
    x = 96,087,227,771.76/389,204.93
  6. Step 6: Final answer
    x = 246,880.81

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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.