Home / 62,619.96-93,944.34-20,501.40

Finding the Fourth Proportional to 62,619.96, 93,944.34 and 20,501.40

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Solution

The fourth proportional to 62,619.96, 93,944.34 and 20,501.40 is: 30,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,619.96 : 93,944.34 = 20,501.40 : x
  2. Step 2: Convert to fraction form
    62,619.96/93,944.34 = 20,501.40/x
  3. Step 3: Cross multiply
    62,619.96x = 93,944.34 × 20,501.40
  4. Step 4: Simplify right side
    62,619.96x = 1,925,990,492.08
  5. Step 5: Solve for x
    x = 1,925,990,492.08/62,619.96
  6. Step 6: Final answer
    x = 30,756.81

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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.