Home / 48,343.42-72,518.62-20,235.19

Finding the Fourth Proportional to 48,343.42, 72,518.62 and 20,235.19

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Solution

The fourth proportional to 48,343.42, 72,518.62 and 20,235.19 is: 30,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,343.42 : 72,518.62 = 20,235.19 : x
  2. Step 2: Convert to fraction form
    48,343.42/72,518.62 = 20,235.19/x
  3. Step 3: Cross multiply
    48,343.42x = 72,518.62 × 20,235.19
  4. Step 4: Simplify right side
    48,343.42x = 1,467,428,054.24
  5. Step 5: Solve for x
    x = 1,467,428,054.24/48,343.42
  6. Step 6: Final answer
    x = 30,354.25

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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.