Home / 103,487.07-155,922.14-93,503.42

Finding the Fourth Proportional to 103,487.07, 155,922.14 and 93,503.42

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Solution

The fourth proportional to 103,487.07, 155,922.14 and 93,503.42 is: 140,879.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,487.07 : 155,922.14 = 93,503.42 : x
  2. Step 2: Convert to fraction form
    103,487.07/155,922.14 = 93,503.42/x
  3. Step 3: Cross multiply
    103,487.07x = 155,922.14 × 93,503.42
  4. Step 4: Simplify right side
    103,487.07x = 14,579,252,096.59
  5. Step 5: Solve for x
    x = 14,579,252,096.59/103,487.07
  6. Step 6: Final answer
    x = 140,879.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.