Home / 84,755.34-127,050.30-40,370.22

Finding the Fourth Proportional to 84,755.34, 127,050.30 and 40,370.22

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Solution

The fourth proportional to 84,755.34, 127,050.30 and 40,370.22 is: 60,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,755.34 : 127,050.30 = 40,370.22 : x
  2. Step 2: Convert to fraction form
    84,755.34/127,050.30 = 40,370.22/x
  3. Step 3: Cross multiply
    84,755.34x = 127,050.30 × 40,370.22
  4. Step 4: Simplify right side
    84,755.34x = 5,129,048,562.07
  5. Step 5: Solve for x
    x = 5,129,048,562.07/84,755.34
  6. Step 6: Final answer
    x = 60,515.93

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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.