Home / 83,620.04-125,465.22-52,056.52

Finding the Fourth Proportional to 83,620.04, 125,465.22 and 52,056.52

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Solution

The fourth proportional to 83,620.04, 125,465.22 and 52,056.52 is: 78,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,620.04 : 125,465.22 = 52,056.52 : x
  2. Step 2: Convert to fraction form
    83,620.04/125,465.22 = 52,056.52/x
  3. Step 3: Cross multiply
    83,620.04x = 125,465.22 × 52,056.52
  4. Step 4: Simplify right side
    83,620.04x = 6,531,282,420.57
  5. Step 5: Solve for x
    x = 6,531,282,420.57/83,620.04
  6. Step 6: Final answer
    x = 78,106.67

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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.