Home / 96,405.96-133,043.04-53,963.40

Finding the Fourth Proportional to 96,405.96, 133,043.04 and 53,963.40

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Solution

The fourth proportional to 96,405.96, 133,043.04 and 53,963.40 is: 74,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,405.96 : 133,043.04 = 53,963.40 : x
  2. Step 2: Convert to fraction form
    96,405.96/133,043.04 = 53,963.40/x
  3. Step 3: Cross multiply
    96,405.96x = 133,043.04 × 53,963.40
  4. Step 4: Simplify right side
    96,405.96x = 7,179,454,784.74
  5. Step 5: Solve for x
    x = 7,179,454,784.74/96,405.96
  6. Step 6: Final answer
    x = 74,471.07

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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.