Home / 55,582.89-83,376.64-16,140

Finding the Fourth Proportional to 55,582.89, 83,376.64 and 16,140

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Solution

The fourth proportional to 55,582.89, 83,376.64 and 16,140 is: 24,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,582.89 : 83,376.64 = 16,140 : x
  2. Step 2: Convert to fraction form
    55,582.89/83,376.64 = 16,140/x
  3. Step 3: Cross multiply
    55,582.89x = 83,376.64 × 16,140
  4. Step 4: Simplify right side
    55,582.89x = 1,345,698,969.60
  5. Step 5: Solve for x
    x = 1,345,698,969.60/55,582.89
  6. Step 6: Final answer
    x = 24,210.67

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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.