Home / 113,609.10-170,413.65-47,040.06

Finding the Fourth Proportional to 113,609.10, 170,413.65 and 47,040.06

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Solution

The fourth proportional to 113,609.10, 170,413.65 and 47,040.06 is: 70,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,609.10 : 170,413.65 = 47,040.06 : x
  2. Step 2: Convert to fraction form
    113,609.10/170,413.65 = 47,040.06/x
  3. Step 3: Cross multiply
    113,609.10x = 170,413.65 × 47,040.06
  4. Step 4: Simplify right side
    113,609.10x = 8,016,268,320.82
  5. Step 5: Solve for x
    x = 8,016,268,320.82/113,609.10
  6. Step 6: Final answer
    x = 70,560.09

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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.