Home / 96,769.34-133,555.47-54,330.74

Finding the Fourth Proportional to 96,769.34, 133,555.47 and 54,330.74

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Solution

The fourth proportional to 96,769.34, 133,555.47 and 54,330.74 is: 74,984.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769.34 : 133,555.47 = 54,330.74 : x
  2. Step 2: Convert to fraction form
    96,769.34/133,555.47 = 54,330.74/x
  3. Step 3: Cross multiply
    96,769.34x = 133,555.47 × 54,330.74
  4. Step 4: Simplify right side
    96,769.34x = 7,256,167,516.15
  5. Step 5: Solve for x
    x = 7,256,167,516.15/96,769.34
  6. Step 6: Final answer
    x = 74,984.16

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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.