Home / 52,907.07-72,985.74-38,544.56

Finding the Fourth Proportional to 52,907.07, 72,985.74 and 38,544.56

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Solution

The fourth proportional to 52,907.07, 72,985.74 and 38,544.56 is: 53,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,907.07 : 72,985.74 = 38,544.56 : x
  2. Step 2: Convert to fraction form
    52,907.07/72,985.74 = 38,544.56/x
  3. Step 3: Cross multiply
    52,907.07x = 72,985.74 × 38,544.56
  4. Step 4: Simplify right side
    52,907.07x = 2,813,202,869.65
  5. Step 5: Solve for x
    x = 2,813,202,869.65/52,907.07
  6. Step 6: Final answer
    x = 53,172.53

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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.