Home / 38,573.60-57,946.80-36,999.20

Finding the Fourth Proportional to 38,573.60, 57,946.80 and 36,999.20

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Solution

The fourth proportional to 38,573.60, 57,946.80 and 36,999.20 is: 55,581.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,573.60 : 57,946.80 = 36,999.20 : x
  2. Step 2: Convert to fraction form
    38,573.60/57,946.80 = 36,999.20/x
  3. Step 3: Cross multiply
    38,573.60x = 57,946.80 × 36,999.20
  4. Step 4: Simplify right side
    38,573.60x = 2,143,985,242.56
  5. Step 5: Solve for x
    x = 2,143,985,242.56/38,573.60
  6. Step 6: Final answer
    x = 55,581.67

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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.