Home / 44,486.67-66,740.70-18,191.40

Finding the Fourth Proportional to 44,486.67, 66,740.70 and 18,191.40

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Solution

The fourth proportional to 44,486.67, 66,740.70 and 18,191.40 is: 27,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,486.67 : 66,740.70 = 18,191.40 : x
  2. Step 2: Convert to fraction form
    44,486.67/66,740.70 = 18,191.40/x
  3. Step 3: Cross multiply
    44,486.67x = 66,740.70 × 18,191.40
  4. Step 4: Simplify right side
    44,486.67x = 1,214,106,769.98
  5. Step 5: Solve for x
    x = 1,214,106,769.98/44,486.67
  6. Step 6: Final answer
    x = 27,291.47

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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.