Home / 148,667.74-205,331.76-97,907.37

Finding the Fourth Proportional to 148,667.74, 205,331.76 and 97,907.37

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Solution

The fourth proportional to 148,667.74, 205,331.76 and 97,907.37 is: 135,224.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,667.74 : 205,331.76 = 97,907.37 : x
  2. Step 2: Convert to fraction form
    148,667.74/205,331.76 = 97,907.37/x
  3. Step 3: Cross multiply
    148,667.74x = 205,331.76 × 97,907.37
  4. Step 4: Simplify right side
    148,667.74x = 20,103,492,599.07
  5. Step 5: Solve for x
    x = 20,103,492,599.07/148,667.74
  6. Step 6: Final answer
    x = 135,224.31

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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.