Home / 65,612.68-98,436.23-20,632.22

Finding the Fourth Proportional to 65,612.68, 98,436.23 and 20,632.22

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Solution

The fourth proportional to 65,612.68, 98,436.23 and 20,632.22 is: 30,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,612.68 : 98,436.23 = 20,632.22 : x
  2. Step 2: Convert to fraction form
    65,612.68/98,436.23 = 20,632.22/x
  3. Step 3: Cross multiply
    65,612.68x = 98,436.23 × 20,632.22
  4. Step 4: Simplify right side
    65,612.68x = 2,030,957,804.50
  5. Step 5: Solve for x
    x = 2,030,957,804.50/65,612.68
  6. Step 6: Final answer
    x = 30,953.74

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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.