Home / 354,547.50-531,522.96-164,911.53

Finding the Fourth Proportional to 354,547.50, 531,522.96 and 164,911.53

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Solution

The fourth proportional to 354,547.50, 531,522.96 and 164,911.53 is: 247,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,547.50 : 531,522.96 = 164,911.53 : x
  2. Step 2: Convert to fraction form
    354,547.50/531,522.96 = 164,911.53/x
  3. Step 3: Cross multiply
    354,547.50x = 531,522.96 × 164,911.53
  4. Step 4: Simplify right side
    354,547.50x = 87,654,264,563.73
  5. Step 5: Solve for x
    x = 87,654,264,563.73/354,547.50
  6. Step 6: Final answer
    x = 247,228.55

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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.