Home / 53,881.83-74,359.23-30,008.50

Finding the Fourth Proportional to 53,881.83, 74,359.23 and 30,008.50

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Solution

The fourth proportional to 53,881.83, 74,359.23 and 30,008.50 is: 41,413.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,881.83 : 74,359.23 = 30,008.50 : x
  2. Step 2: Convert to fraction form
    53,881.83/74,359.23 = 30,008.50/x
  3. Step 3: Cross multiply
    53,881.83x = 74,359.23 × 30,008.50
  4. Step 4: Simplify right side
    53,881.83x = 2,231,408,953.46
  5. Step 5: Solve for x
    x = 2,231,408,953.46/53,881.83
  6. Step 6: Final answer
    x = 41,413.01

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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.