Home / 42,009.48-57,973.26-23,146.60

Finding the Fourth Proportional to 42,009.48, 57,973.26 and 23,146.60

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Solution

The fourth proportional to 42,009.48, 57,973.26 and 23,146.60 is: 31,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009.48 : 57,973.26 = 23,146.60 : x
  2. Step 2: Convert to fraction form
    42,009.48/57,973.26 = 23,146.60/x
  3. Step 3: Cross multiply
    42,009.48x = 57,973.26 × 23,146.60
  4. Step 4: Simplify right side
    42,009.48x = 1,341,883,859.92
  5. Step 5: Solve for x
    x = 1,341,883,859.92/42,009.48
  6. Step 6: Final answer
    x = 31,942.41

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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.