Home / 127,539.56-176,004.60-70,950.94

Finding the Fourth Proportional to 127,539.56, 176,004.60 and 70,950.94

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Solution

The fourth proportional to 127,539.56, 176,004.60 and 70,950.94 is: 97,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,539.56 : 176,004.60 = 70,950.94 : x
  2. Step 2: Convert to fraction form
    127,539.56/176,004.60 = 70,950.94/x
  3. Step 3: Cross multiply
    127,539.56x = 176,004.60 × 70,950.94
  4. Step 4: Simplify right side
    127,539.56x = 12,487,691,108.25
  5. Step 5: Solve for x
    x = 12,487,691,108.25/127,539.56
  6. Step 6: Final answer
    x = 97,912.29

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1.5x scale

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.