Home / 96,390.07-133,022.45-53,369.55

Finding the Fourth Proportional to 96,390.07, 133,022.45 and 53,369.55

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Solution

The fourth proportional to 96,390.07, 133,022.45 and 53,369.55 is: 73,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,390.07 : 133,022.45 = 53,369.55 : x
  2. Step 2: Convert to fraction form
    96,390.07/133,022.45 = 53,369.55/x
  3. Step 3: Cross multiply
    96,390.07x = 133,022.45 × 53,369.55
  4. Step 4: Simplify right side
    96,390.07x = 7,099,348,809.81
  5. Step 5: Solve for x
    x = 7,099,348,809.81/96,390.07
  6. Step 6: Final answer
    x = 73,652.29

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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.