Home / 48,623.68-72,931.74-19,048.24

Finding the Fourth Proportional to 48,623.68, 72,931.74 and 19,048.24

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Solution

The fourth proportional to 48,623.68, 72,931.74 and 19,048.24 is: 28,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,623.68 : 72,931.74 = 19,048.24 : x
  2. Step 2: Convert to fraction form
    48,623.68/72,931.74 = 19,048.24/x
  3. Step 3: Cross multiply
    48,623.68x = 72,931.74 × 19,048.24
  4. Step 4: Simplify right side
    48,623.68x = 1,389,221,287.14
  5. Step 5: Solve for x
    x = 1,389,221,287.14/48,623.68
  6. Step 6: Final answer
    x = 28,570.88

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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.