Home / 96,621.05-133,269.59-93,369.71

Finding the Fourth Proportional to 96,621.05, 133,269.59 and 93,369.71

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Solution

The fourth proportional to 96,621.05, 133,269.59 and 93,369.71 is: 128,785.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,621.05 : 133,269.59 = 93,369.71 : x
  2. Step 2: Convert to fraction form
    96,621.05/133,269.59 = 93,369.71/x
  3. Step 3: Cross multiply
    96,621.05x = 133,269.59 × 93,369.71
  4. Step 4: Simplify right side
    96,621.05x = 12,443,341,836.92
  5. Step 5: Solve for x
    x = 12,443,341,836.92/96,621.05
  6. Step 6: Final answer
    x = 128,785.01

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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.