Home / 60,306.23-90,345.16-40,255.26

Finding the Fourth Proportional to 60,306.23, 90,345.16 and 40,255.26

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Solution

The fourth proportional to 60,306.23, 90,345.16 and 40,255.26 is: 60,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,306.23 : 90,345.16 = 40,255.26 : x
  2. Step 2: Convert to fraction form
    60,306.23/90,345.16 = 40,255.26/x
  3. Step 3: Cross multiply
    60,306.23x = 90,345.16 × 40,255.26
  4. Step 4: Simplify right side
    60,306.23x = 3,636,867,905.54
  5. Step 5: Solve for x
    x = 3,636,867,905.54/60,306.23
  6. Step 6: Final answer
    x = 60,306.67

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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.