Home / 40,322.20-56,509.40-40,322.20

Finding the Fourth Proportional to 40,322.20, 56,509.40 and 40,322.20

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Solution

The fourth proportional to 40,322.20, 56,509.40 and 40,322.20 is: 56,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.20 : 56,509.40 = 40,322.20 : x
  2. Step 2: Convert to fraction form
    40,322.20/56,509.40 = 40,322.20/x
  3. Step 3: Cross multiply
    40,322.20x = 56,509.40 × 40,322.20
  4. Step 4: Simplify right side
    40,322.20x = 2,278,583,328.68
  5. Step 5: Solve for x
    x = 2,278,583,328.68/40,322.20
  6. Step 6: Final answer
    x = 56,509.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.