Home / 48,621.58-72,903.20-19,004.14

Finding the Fourth Proportional to 48,621.58, 72,903.20 and 19,004.14

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Solution

The fourth proportional to 48,621.58, 72,903.20 and 19,004.14 is: 28,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.58 : 72,903.20 = 19,004.14 : x
  2. Step 2: Convert to fraction form
    48,621.58/72,903.20 = 19,004.14/x
  3. Step 3: Cross multiply
    48,621.58x = 72,903.20 × 19,004.14
  4. Step 4: Simplify right side
    48,621.58x = 1,385,462,159.71
  5. Step 5: Solve for x
    x = 1,385,462,159.71/48,621.58
  6. Step 6: Final answer
    x = 28,494.80

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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.