Home / 93,554.49-129,241.80-80,957.37

Finding the Fourth Proportional to 93,554.49, 129,241.80 and 80,957.37

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Solution

The fourth proportional to 93,554.49, 129,241.80 and 80,957.37 is: 111,839.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,554.49 : 129,241.80 = 80,957.37 : x
  2. Step 2: Convert to fraction form
    93,554.49/129,241.80 = 80,957.37/x
  3. Step 3: Cross multiply
    93,554.49x = 129,241.80 × 80,957.37
  4. Step 4: Simplify right side
    93,554.49x = 10,463,076,222.07
  5. Step 5: Solve for x
    x = 10,463,076,222.07/93,554.49
  6. Step 6: Final answer
    x = 111,839.38

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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.