Home / 50,316.58-75,483.98-20,718.27

Finding the Fourth Proportional to 50,316.58, 75,483.98 and 20,718.27

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Solution

The fourth proportional to 50,316.58, 75,483.98 and 20,718.27 is: 31,081.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,316.58 : 75,483.98 = 20,718.27 : x
  2. Step 2: Convert to fraction form
    50,316.58/75,483.98 = 20,718.27/x
  3. Step 3: Cross multiply
    50,316.58x = 75,483.98 × 20,718.27
  4. Step 4: Simplify right side
    50,316.58x = 1,563,897,478.31
  5. Step 5: Solve for x
    x = 1,563,897,478.31/50,316.58
  6. Step 6: Final answer
    x = 31,081.16

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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.