Home / 53,948.44-74,448.66-30,075.40

Finding the Fourth Proportional to 53,948.44, 74,448.66 and 30,075.40

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Solution

The fourth proportional to 53,948.44, 74,448.66 and 30,075.40 is: 41,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,948.44 : 74,448.66 = 30,075.40 : x
  2. Step 2: Convert to fraction form
    53,948.44/74,448.66 = 30,075.40/x
  3. Step 3: Cross multiply
    53,948.44x = 74,448.66 × 30,075.40
  4. Step 4: Simplify right side
    53,948.44x = 2,239,073,228.96
  5. Step 5: Solve for x
    x = 2,239,073,228.96/53,948.44
  6. Step 6: Final answer
    x = 41,503.95

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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.