Home / 93,796.06-129,438.54-51,354.58

Finding the Fourth Proportional to 93,796.06, 129,438.54 and 51,354.58

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Solution

The fourth proportional to 93,796.06, 129,438.54 and 51,354.58 is: 70,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,796.06 : 129,438.54 = 51,354.58 : x
  2. Step 2: Convert to fraction form
    93,796.06/129,438.54 = 51,354.58/x
  3. Step 3: Cross multiply
    93,796.06x = 129,438.54 × 51,354.58
  4. Step 4: Simplify right side
    93,796.06x = 6,647,261,857.51
  5. Step 5: Solve for x
    x = 6,647,261,857.51/93,796.06
  6. Step 6: Final answer
    x = 70,869.31

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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.