Home / 106,804.89-160,223.26-39,331.74

Finding the Fourth Proportional to 106,804.89, 160,223.26 and 39,331.74

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Solution

The fourth proportional to 106,804.89, 160,223.26 and 39,331.74 is: 59,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,804.89 : 160,223.26 = 39,331.74 : x
  2. Step 2: Convert to fraction form
    106,804.89/160,223.26 = 39,331.74/x
  3. Step 3: Cross multiply
    106,804.89x = 160,223.26 × 39,331.74
  4. Step 4: Simplify right side
    106,804.89x = 6,301,858,803.16
  5. Step 5: Solve for x
    x = 6,301,858,803.16/106,804.89
  6. Step 6: Final answer
    x = 59,003.47

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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.