Home / 156,914.76-216,573.84-93,240.27

Finding the Fourth Proportional to 156,914.76, 216,573.84 and 93,240.27

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Solution

The fourth proportional to 156,914.76, 216,573.84 and 93,240.27 is: 128,690.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,914.76 : 216,573.84 = 93,240.27 : x
  2. Step 2: Convert to fraction form
    156,914.76/216,573.84 = 93,240.27/x
  3. Step 3: Cross multiply
    156,914.76x = 216,573.84 × 93,240.27
  4. Step 4: Simplify right side
    156,914.76x = 20,193,403,316.54
  5. Step 5: Solve for x
    x = 20,193,403,316.54/156,914.76
  6. Step 6: Final answer
    x = 128,690.27

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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.