Home / 40,762.08-61,090.49-18,256.32

Finding the Fourth Proportional to 40,762.08, 61,090.49 and 18,256.32

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Solution

The fourth proportional to 40,762.08, 61,090.49 and 18,256.32 is: 27,360.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,762.08 : 61,090.49 = 18,256.32 : x
  2. Step 2: Convert to fraction form
    40,762.08/61,090.49 = 18,256.32/x
  3. Step 3: Cross multiply
    40,762.08x = 61,090.49 × 18,256.32
  4. Step 4: Simplify right side
    40,762.08x = 1,115,287,443.12
  5. Step 5: Solve for x
    x = 1,115,287,443.12/40,762.08
  6. Step 6: Final answer
    x = 27,360.91

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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.