Home / 93,026.79-128,361.40-54,793.96

Finding the Fourth Proportional to 93,026.79, 128,361.40 and 54,793.96

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Solution

The fourth proportional to 93,026.79, 128,361.40 and 54,793.96 is: 75,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,026.79 : 128,361.40 = 54,793.96 : x
  2. Step 2: Convert to fraction form
    93,026.79/128,361.40 = 54,793.96/x
  3. Step 3: Cross multiply
    93,026.79x = 128,361.40 × 54,793.96
  4. Step 4: Simplify right side
    93,026.79x = 7,033,428,959.26
  5. Step 5: Solve for x
    x = 7,033,428,959.26/93,026.79
  6. Step 6: Final answer
    x = 75,606.49

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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.