Home / 96,775.84-133,548.69-54,334.36

Finding the Fourth Proportional to 96,775.84, 133,548.69 and 54,334.36

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Solution

The fourth proportional to 96,775.84, 133,548.69 and 54,334.36 is: 74,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,775.84 : 133,548.69 = 54,334.36 : x
  2. Step 2: Convert to fraction form
    96,775.84/133,548.69 = 54,334.36/x
  3. Step 3: Cross multiply
    96,775.84x = 133,548.69 × 54,334.36
  4. Step 4: Simplify right side
    96,775.84x = 7,256,282,599.99
  5. Step 5: Solve for x
    x = 7,256,282,599.99/96,775.84
  6. Step 6: Final answer
    x = 74,980.31

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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.