Home / 52,674.32-72,690.64-30,012.32

Finding the Fourth Proportional to 52,674.32, 72,690.64 and 30,012.32

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Solution

The fourth proportional to 52,674.32, 72,690.64 and 30,012.32 is: 41,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,674.32 : 72,690.64 = 30,012.32 : x
  2. Step 2: Convert to fraction form
    52,674.32/72,690.64 = 30,012.32/x
  3. Step 3: Cross multiply
    52,674.32x = 72,690.64 × 30,012.32
  4. Step 4: Simplify right side
    52,674.32x = 2,181,614,748.68
  5. Step 5: Solve for x
    x = 2,181,614,748.68/52,674.32
  6. Step 6: Final answer
    x = 41,417.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.