Home / 89,112.32-133,658.07-35,802.14

Finding the Fourth Proportional to 89,112.32, 133,658.07 and 35,802.14

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Solution

The fourth proportional to 89,112.32, 133,658.07 and 35,802.14 is: 53,699.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,112.32 : 133,658.07 = 35,802.14 : x
  2. Step 2: Convert to fraction form
    89,112.32/133,658.07 = 35,802.14/x
  3. Step 3: Cross multiply
    89,112.32x = 133,658.07 × 35,802.14
  4. Step 4: Simplify right side
    89,112.32x = 4,785,244,934.27
  5. Step 5: Solve for x
    x = 4,785,244,934.27/89,112.32
  6. Step 6: Final answer
    x = 53,699.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.