Home / 89,875.41-124,030.44-49,589.70

Finding the Fourth Proportional to 89,875.41, 124,030.44 and 49,589.70

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Solution

The fourth proportional to 89,875.41, 124,030.44 and 49,589.70 is: 68,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,875.41 : 124,030.44 = 49,589.70 : x
  2. Step 2: Convert to fraction form
    89,875.41/124,030.44 = 49,589.70/x
  3. Step 3: Cross multiply
    89,875.41x = 124,030.44 × 49,589.70
  4. Step 4: Simplify right side
    89,875.41x = 6,150,632,310.47
  5. Step 5: Solve for x
    x = 6,150,632,310.47/89,875.41
  6. Step 6: Final answer
    x = 68,435.10

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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.