Home / 96,455.04-133,084.80-54,006.72

Finding the Fourth Proportional to 96,455.04, 133,084.80 and 54,006.72

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Solution

The fourth proportional to 96,455.04, 133,084.80 and 54,006.72 is: 74,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,455.04 : 133,084.80 = 54,006.72 : x
  2. Step 2: Convert to fraction form
    96,455.04/133,084.80 = 54,006.72/x
  3. Step 3: Cross multiply
    96,455.04x = 133,084.80 × 54,006.72
  4. Step 4: Simplify right side
    96,455.04x = 7,187,473,529.86
  5. Step 5: Solve for x
    x = 7,187,473,529.86/96,455.04
  6. Step 6: Final answer
    x = 74,516.31

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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.