Home / 37,688.40-56,532.60-26,629.20

Finding the Fourth Proportional to 37,688.40, 56,532.60 and 26,629.20

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Solution

The fourth proportional to 37,688.40, 56,532.60 and 26,629.20 is: 39,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.40 : 56,532.60 = 26,629.20 : x
  2. Step 2: Convert to fraction form
    37,688.40/56,532.60 = 26,629.20/x
  3. Step 3: Cross multiply
    37,688.40x = 56,532.60 × 26,629.20
  4. Step 4: Simplify right side
    37,688.40x = 1,505,417,911.92
  5. Step 5: Solve for x
    x = 1,505,417,911.92/37,688.40
  6. Step 6: Final answer
    x = 39,943.80

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1.5x scale

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.