Home / 52,413.68-72,330.50-28,540.34

Finding the Fourth Proportional to 52,413.68, 72,330.50 and 28,540.34

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Solution

The fourth proportional to 52,413.68, 72,330.50 and 28,540.34 is: 39,385.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,413.68 : 72,330.50 = 28,540.34 : x
  2. Step 2: Convert to fraction form
    52,413.68/72,330.50 = 28,540.34/x
  3. Step 3: Cross multiply
    52,413.68x = 72,330.50 × 28,540.34
  4. Step 4: Simplify right side
    52,413.68x = 2,064,337,062.37
  5. Step 5: Solve for x
    x = 2,064,337,062.37/52,413.68
  6. Step 6: Final answer
    x = 39,385.46

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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.