Home / 96,381.09-133,007.67-53,939.52

Finding the Fourth Proportional to 96,381.09, 133,007.67 and 53,939.52

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Solution

The fourth proportional to 96,381.09, 133,007.67 and 53,939.52 is: 74,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,381.09 : 133,007.67 = 53,939.52 : x
  2. Step 2: Convert to fraction form
    96,381.09/133,007.67 = 53,939.52/x
  3. Step 3: Cross multiply
    96,381.09x = 133,007.67 × 53,939.52
  4. Step 4: Simplify right side
    96,381.09x = 7,174,369,876.12
  5. Step 5: Solve for x
    x = 7,174,369,876.12/96,381.09
  6. Step 6: Final answer
    x = 74,437.53

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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.