Home / 54,855,364.32-75,685,071.60-43,216,798.32

Finding the Fourth Proportional to 54,855,364.32, 75,685,071.60 and 43,216,798.32

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Solution

The fourth proportional to 54,855,364.32, 75,685,071.60 and 43,216,798.32 is: 59,627,103.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,855,364.32 : 75,685,071.60 = 43,216,798.32 : x
  2. Step 2: Convert to fraction form
    54,855,364.32/75,685,071.60 = 43,216,798.32/x
  3. Step 3: Cross multiply
    54,855,364.32x = 75,685,071.60 × 43,216,798.32
  4. Step 4: Simplify right side
    54,855,364.32x = 3,270,866,475,171,959.50
  5. Step 5: Solve for x
    x = 3,270,866,475,171,959.50/54,855,364.32
  6. Step 6: Final answer
    x = 59,627,103.31

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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.