Home / 70,679.15-97,537.98-38,413.77

Finding the Fourth Proportional to 70,679.15, 97,537.98 and 38,413.77

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Solution

The fourth proportional to 70,679.15, 97,537.98 and 38,413.77 is: 53,011.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,679.15 : 97,537.98 = 38,413.77 : x
  2. Step 2: Convert to fraction form
    70,679.15/97,537.98 = 38,413.77/x
  3. Step 3: Cross multiply
    70,679.15x = 97,537.98 × 38,413.77
  4. Step 4: Simplify right side
    70,679.15x = 3,746,801,529.98
  5. Step 5: Solve for x
    x = 3,746,801,529.98/70,679.15
  6. Step 6: Final answer
    x = 53,011.41

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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.