Home / 51,740.14-77,720.76-37,043.50

Finding the Fourth Proportional to 51,740.14, 77,720.76 and 37,043.50

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Solution

The fourth proportional to 51,740.14, 77,720.76 and 37,043.50 is: 55,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,740.14 : 77,720.76 = 37,043.50 : x
  2. Step 2: Convert to fraction form
    51,740.14/77,720.76 = 37,043.50/x
  3. Step 3: Cross multiply
    51,740.14x = 77,720.76 × 37,043.50
  4. Step 4: Simplify right side
    51,740.14x = 2,879,048,973.06
  5. Step 5: Solve for x
    x = 2,879,048,973.06/51,740.14
  6. Step 6: Final answer
    x = 55,644.40

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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.