Home / 46,058.60-69,128.40-27,315.20

Finding the Fourth Proportional to 46,058.60, 69,128.40 and 27,315.20

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Solution

The fourth proportional to 46,058.60, 69,128.40 and 27,315.20 is: 40,996.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,058.60 : 69,128.40 = 27,315.20 : x
  2. Step 2: Convert to fraction form
    46,058.60/69,128.40 = 27,315.20/x
  3. Step 3: Cross multiply
    46,058.60x = 69,128.40 × 27,315.20
  4. Step 4: Simplify right side
    46,058.60x = 1,888,256,071.68
  5. Step 5: Solve for x
    x = 1,888,256,071.68/46,058.60
  6. Step 6: Final answer
    x = 40,996.82

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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.