Home / 96,431.69-133,068.07-53,984.45

Finding the Fourth Proportional to 96,431.69, 133,068.07 and 53,984.45

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Solution

The fourth proportional to 96,431.69, 133,068.07 and 53,984.45 is: 74,494.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,431.69 : 133,068.07 = 53,984.45 : x
  2. Step 2: Convert to fraction form
    96,431.69/133,068.07 = 53,984.45/x
  3. Step 3: Cross multiply
    96,431.69x = 133,068.07 × 53,984.45
  4. Step 4: Simplify right side
    96,431.69x = 7,183,606,571.51
  5. Step 5: Solve for x
    x = 7,183,606,571.51/96,431.69
  6. Step 6: Final answer
    x = 74,494.25

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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.