Home / 89,283.48-133,933.08-33,124.20

Finding the Fourth Proportional to 89,283.48, 133,933.08 and 33,124.20

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Solution

The fourth proportional to 89,283.48, 133,933.08 and 33,124.20 is: 49,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,283.48 : 133,933.08 = 33,124.20 : x
  2. Step 2: Convert to fraction form
    89,283.48/133,933.08 = 33,124.20/x
  3. Step 3: Cross multiply
    89,283.48x = 133,933.08 × 33,124.20
  4. Step 4: Simplify right side
    89,283.48x = 4,436,426,128.54
  5. Step 5: Solve for x
    x = 4,436,426,128.54/89,283.48
  6. Step 6: Final answer
    x = 49,689.22

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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.