Home / 96,687.14-133,428.69-54,242.93

Finding the Fourth Proportional to 96,687.14, 133,428.69 and 54,242.93

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Solution

The fourth proportional to 96,687.14, 133,428.69 and 54,242.93 is: 74,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,687.14 : 133,428.69 = 54,242.93 : x
  2. Step 2: Convert to fraction form
    96,687.14/133,428.69 = 54,242.93/x
  3. Step 3: Cross multiply
    96,687.14x = 133,428.69 × 54,242.93
  4. Step 4: Simplify right side
    96,687.14x = 7,237,563,091.66
  5. Step 5: Solve for x
    x = 7,237,563,091.66/96,687.14
  6. Step 6: Final answer
    x = 74,855.49

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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.