Home / 156,976.28-216,538.60-93,334.60

Finding the Fourth Proportional to 156,976.28, 216,538.60 and 93,334.60

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Solution

The fourth proportional to 156,976.28, 216,538.60 and 93,334.60 is: 128,749.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,976.28 : 216,538.60 = 93,334.60 : x
  2. Step 2: Convert to fraction form
    156,976.28/216,538.60 = 93,334.60/x
  3. Step 3: Cross multiply
    156,976.28x = 216,538.60 × 93,334.60
  4. Step 4: Simplify right side
    156,976.28x = 20,210,543,615.56
  5. Step 5: Solve for x
    x = 20,210,543,615.56/156,976.28
  6. Step 6: Final answer
    x = 128,749.03

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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.