Home / 37,104.52-55,663.26-20,457.40

Finding the Fourth Proportional to 37,104.52, 55,663.26 and 20,457.40

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Solution

The fourth proportional to 37,104.52, 55,663.26 and 20,457.40 is: 30,689.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,104.52 : 55,663.26 = 20,457.40 : x
  2. Step 2: Convert to fraction form
    37,104.52/55,663.26 = 20,457.40/x
  3. Step 3: Cross multiply
    37,104.52x = 55,663.26 × 20,457.40
  4. Step 4: Simplify right side
    37,104.52x = 1,138,725,575.12
  5. Step 5: Solve for x
    x = 1,138,725,575.12/37,104.52
  6. Step 6: Final answer
    x = 30,689.67

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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.