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Finding the Fourth Proportional to 93,334.68, 128,804.31 and 57,548.34

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Solution

The fourth proportional to 93,334.68, 128,804.31 and 57,548.34 is: 79,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,334.68 : 128,804.31 = 57,548.34 : x
  2. Step 2: Convert to fraction form
    93,334.68/128,804.31 = 57,548.34/x
  3. Step 3: Cross multiply
    93,334.68x = 128,804.31 × 57,548.34
  4. Step 4: Simplify right side
    93,334.68x = 7,412,474,225.35
  5. Step 5: Solve for x
    x = 7,412,474,225.35/93,334.68
  6. Step 6: Final answer
    x = 79,418.22

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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.