Home / 124,218.94-171,413.49-70,505.05

Finding the Fourth Proportional to 124,218.94, 171,413.49 and 70,505.05

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Solution

The fourth proportional to 124,218.94, 171,413.49 and 70,505.05 is: 97,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,218.94 : 171,413.49 = 70,505.05 : x
  2. Step 2: Convert to fraction form
    124,218.94/171,413.49 = 70,505.05/x
  3. Step 3: Cross multiply
    124,218.94x = 171,413.49 × 70,505.05
  4. Step 4: Simplify right side
    124,218.94x = 12,085,516,683.12
  5. Step 5: Solve for x
    x = 12,085,516,683.12/124,218.94
  6. Step 6: Final answer
    x = 97,292.06

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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.