Home / 53,730.40-80,595.60-37,141.60

Finding the Fourth Proportional to 53,730.40, 80,595.60 and 37,141.60

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Solution

The fourth proportional to 53,730.40, 80,595.60 and 37,141.60 is: 55,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,730.40 : 80,595.60 = 37,141.60 : x
  2. Step 2: Convert to fraction form
    53,730.40/80,595.60 = 37,141.60/x
  3. Step 3: Cross multiply
    53,730.40x = 80,595.60 × 37,141.60
  4. Step 4: Simplify right side
    53,730.40x = 2,993,449,536.96
  5. Step 5: Solve for x
    x = 2,993,449,536.96/53,730.40
  6. Step 6: Final answer
    x = 55,712.40

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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.