Home / 156,725.07-216,335.78-93,062.41

Finding the Fourth Proportional to 156,725.07, 216,335.78 and 93,062.41

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Solution

The fourth proportional to 156,725.07, 216,335.78 and 93,062.41 is: 128,458.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,725.07 : 216,335.78 = 93,062.41 : x
  2. Step 2: Convert to fraction form
    156,725.07/216,335.78 = 93,062.41/x
  3. Step 3: Cross multiply
    156,725.07x = 216,335.78 × 93,062.41
  4. Step 4: Simplify right side
    156,725.07x = 20,132,729,056.03
  5. Step 5: Solve for x
    x = 20,132,729,056.03/156,725.07
  6. Step 6: Final answer
    x = 128,458.89

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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.