Home / 125,413.08-173,075.06-68,826.48

Finding the Fourth Proportional to 125,413.08, 173,075.06 and 68,826.48

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Solution

The fourth proportional to 125,413.08, 173,075.06 and 68,826.48 is: 94,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,413.08 : 173,075.06 = 68,826.48 : x
  2. Step 2: Convert to fraction form
    125,413.08/173,075.06 = 68,826.48/x
  3. Step 3: Cross multiply
    125,413.08x = 173,075.06 × 68,826.48
  4. Step 4: Simplify right side
    125,413.08x = 11,912,147,155.59
  5. Step 5: Solve for x
    x = 11,912,147,155.59/125,413.08
  6. Step 6: Final answer
    x = 94,983.29

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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.