Home / 165,592.12-248,413.02-76,854.76

Finding the Fourth Proportional to 165,592.12, 248,413.02 and 76,854.76

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Solution

The fourth proportional to 165,592.12, 248,413.02 and 76,854.76 is: 115,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,592.12 : 248,413.02 = 76,854.76 : x
  2. Step 2: Convert to fraction form
    165,592.12/248,413.02 = 76,854.76/x
  3. Step 3: Cross multiply
    165,592.12x = 248,413.02 × 76,854.76
  4. Step 4: Simplify right side
    165,592.12x = 19,091,723,032.98
  5. Step 5: Solve for x
    x = 19,091,723,032.98/165,592.12
  6. Step 6: Final answer
    x = 115,293.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.