Home / 51,023.59-70,413.39-28,054.38

Finding the Fourth Proportional to 51,023.59, 70,413.39 and 28,054.38

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Solution

The fourth proportional to 51,023.59, 70,413.39 and 28,054.38 is: 38,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,023.59 : 70,413.39 = 28,054.38 : x
  2. Step 2: Convert to fraction form
    51,023.59/70,413.39 = 28,054.38/x
  3. Step 3: Cross multiply
    51,023.59x = 70,413.39 × 28,054.38
  4. Step 4: Simplify right side
    51,023.59x = 1,975,403,648.08
  5. Step 5: Solve for x
    x = 1,975,403,648.08/51,023.59
  6. Step 6: Final answer
    x = 38,715.50

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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.