Home / 74,629.47-102,979.98-44,424.57

Finding the Fourth Proportional to 74,629.47, 102,979.98 and 44,424.57

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Solution

The fourth proportional to 74,629.47, 102,979.98 and 44,424.57 is: 61,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,629.47 : 102,979.98 = 44,424.57 : x
  2. Step 2: Convert to fraction form
    74,629.47/102,979.98 = 44,424.57/x
  3. Step 3: Cross multiply
    74,629.47x = 102,979.98 × 44,424.57
  4. Step 4: Simplify right side
    74,629.47x = 4,574,841,330.11
  5. Step 5: Solve for x
    x = 4,574,841,330.11/74,629.47
  6. Step 6: Final answer
    x = 61,300.73

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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.