Home / 54,336.93-74,988.57-30,465.15

Finding the Fourth Proportional to 54,336.93, 74,988.57 and 30,465.15

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Solution

The fourth proportional to 54,336.93, 74,988.57 and 30,465.15 is: 42,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,336.93 : 74,988.57 = 30,465.15 : x
  2. Step 2: Convert to fraction form
    54,336.93/74,988.57 = 30,465.15/x
  3. Step 3: Cross multiply
    54,336.93x = 74,988.57 × 30,465.15
  4. Step 4: Simplify right side
    54,336.93x = 2,284,538,033.34
  5. Step 5: Solve for x
    x = 2,284,538,033.34/54,336.93
  6. Step 6: Final answer
    x = 42,043.93

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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.