Home / 53,186.77-79,787.45-23,603.95

Finding the Fourth Proportional to 53,186.77, 79,787.45 and 23,603.95

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Solution

The fourth proportional to 53,186.77, 79,787.45 and 23,603.95 is: 35,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,186.77 : 79,787.45 = 23,603.95 : x
  2. Step 2: Convert to fraction form
    53,186.77/79,787.45 = 23,603.95/x
  3. Step 3: Cross multiply
    53,186.77x = 79,787.45 × 23,603.95
  4. Step 4: Simplify right side
    53,186.77x = 1,883,298,980.43
  5. Step 5: Solve for x
    x = 1,883,298,980.43/53,186.77
  6. Step 6: Final answer
    x = 35,409.16

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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.