Home / 74,580.24-102,920.76-41,046

Finding the Fourth Proportional to 74,580.24, 102,920.76 and 41,046

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Solution

The fourth proportional to 74,580.24, 102,920.76 and 41,046 is: 56,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,580.24 : 102,920.76 = 41,046 : x
  2. Step 2: Convert to fraction form
    74,580.24/102,920.76 = 41,046/x
  3. Step 3: Cross multiply
    74,580.24x = 102,920.76 × 41,046
  4. Step 4: Simplify right side
    74,580.24x = 4,224,485,514.96
  5. Step 5: Solve for x
    x = 4,224,485,514.96/74,580.24
  6. Step 6: Final answer
    x = 56,643.50

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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.