Home / 48,316.07-72,495.68-18,736.22

Finding the Fourth Proportional to 48,316.07, 72,495.68 and 18,736.22

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Solution

The fourth proportional to 48,316.07, 72,495.68 and 18,736.22 is: 28,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,316.07 : 72,495.68 = 18,736.22 : x
  2. Step 2: Convert to fraction form
    48,316.07/72,495.68 = 18,736.22/x
  3. Step 3: Cross multiply
    48,316.07x = 72,495.68 × 18,736.22
  4. Step 4: Simplify right side
    48,316.07x = 1,358,294,553.37
  5. Step 5: Solve for x
    x = 1,358,294,553.37/48,316.07
  6. Step 6: Final answer
    x = 28,112.69

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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.