Home / 156,725.57-216,336.47-93,062.91

Finding the Fourth Proportional to 156,725.57, 216,336.47 and 93,062.91

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Solution

The fourth proportional to 156,725.57, 216,336.47 and 93,062.91 is: 128,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,725.57 : 216,336.47 = 93,062.91 : x
  2. Step 2: Convert to fraction form
    156,725.57/216,336.47 = 93,062.91/x
  3. Step 3: Cross multiply
    156,725.57x = 216,336.47 × 93,062.91
  4. Step 4: Simplify right side
    156,725.57x = 20,132,900,972.01
  5. Step 5: Solve for x
    x = 20,132,900,972.01/156,725.57
  6. Step 6: Final answer
    x = 128,459.58

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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.