Home / 74,907.14-103,413.36-51,068.84

Finding the Fourth Proportional to 74,907.14, 103,413.36 and 51,068.84

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Solution

The fourth proportional to 74,907.14, 103,413.36 and 51,068.84 is: 70,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,907.14 : 103,413.36 = 51,068.84 : x
  2. Step 2: Convert to fraction form
    74,907.14/103,413.36 = 51,068.84/x
  3. Step 3: Cross multiply
    74,907.14x = 103,413.36 × 51,068.84
  4. Step 4: Simplify right side
    74,907.14x = 5,281,200,335.70
  5. Step 5: Solve for x
    x = 5,281,200,335.70/74,907.14
  6. Step 6: Final answer
    x = 70,503.30

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1.5x scale

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.