Home / 89,192.61-133,802.73-30,023.64

Finding the Fourth Proportional to 89,192.61, 133,802.73 and 30,023.64

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Solution

The fourth proportional to 89,192.61, 133,802.73 and 30,023.64 is: 45,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,192.61 : 133,802.73 = 30,023.64 : x
  2. Step 2: Convert to fraction form
    89,192.61/133,802.73 = 30,023.64/x
  3. Step 3: Cross multiply
    89,192.61x = 133,802.73 × 30,023.64
  4. Step 4: Simplify right side
    89,192.61x = 4,017,244,996.54
  5. Step 5: Solve for x
    x = 4,017,244,996.54/89,192.61
  6. Step 6: Final answer
    x = 45,040.11

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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.