Home / 53,699.09-74,106.60-29,827.98

Finding the Fourth Proportional to 53,699.09, 74,106.60 and 29,827.98

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Solution

The fourth proportional to 53,699.09, 74,106.60 and 29,827.98 is: 41,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,699.09 : 74,106.60 = 29,827.98 : x
  2. Step 2: Convert to fraction form
    53,699.09/74,106.60 = 29,827.98/x
  3. Step 3: Cross multiply
    53,699.09x = 74,106.60 × 29,827.98
  4. Step 4: Simplify right side
    53,699.09x = 2,210,450,070.81
  5. Step 5: Solve for x
    x = 2,210,450,070.81/53,699.09
  6. Step 6: Final answer
    x = 41,163.64

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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.