Home / 96,391.69-133,015.64-52,783.11

Finding the Fourth Proportional to 96,391.69, 133,015.64 and 52,783.11

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Solution

The fourth proportional to 96,391.69, 133,015.64 and 52,783.11 is: 72,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,391.69 : 133,015.64 = 52,783.11 : x
  2. Step 2: Convert to fraction form
    96,391.69/133,015.64 = 52,783.11/x
  3. Step 3: Cross multiply
    96,391.69x = 133,015.64 × 52,783.11
  4. Step 4: Simplify right side
    96,391.69x = 7,020,978,893.92
  5. Step 5: Solve for x
    x = 7,020,978,893.92/96,391.69
  6. Step 6: Final answer
    x = 72,838.01

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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.