Home / 53,188.07-73,398.58-28,989.27

Finding the Fourth Proportional to 53,188.07, 73,398.58 and 28,989.27

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Solution

The fourth proportional to 53,188.07, 73,398.58 and 28,989.27 is: 40,004.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,188.07 : 73,398.58 = 28,989.27 : x
  2. Step 2: Convert to fraction form
    53,188.07/73,398.58 = 28,989.27/x
  3. Step 3: Cross multiply
    53,188.07x = 73,398.58 × 28,989.27
  4. Step 4: Simplify right side
    53,188.07x = 2,127,771,180.76
  5. Step 5: Solve for x
    x = 2,127,771,180.76/53,188.07
  6. Step 6: Final answer
    x = 40,004.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.