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Finding the Fourth Proportional to 183,875.40, 275,667.30 and 100,769.40

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Solution

The fourth proportional to 183,875.40, 275,667.30 and 100,769.40 is: 151,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,875.40 : 275,667.30 = 100,769.40 : x
  2. Step 2: Convert to fraction form
    183,875.40/275,667.30 = 100,769.40/x
  3. Step 3: Cross multiply
    183,875.40x = 275,667.30 × 100,769.40
  4. Step 4: Simplify right side
    183,875.40x = 27,778,828,420.62
  5. Step 5: Solve for x
    x = 27,778,828,420.62/183,875.40
  6. Step 6: Final answer
    x = 151,074.20

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1.5x scale

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.