Home / 89,813.49-134,683.17-30,653.93

Finding the Fourth Proportional to 89,813.49, 134,683.17 and 30,653.93

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Solution

The fourth proportional to 89,813.49, 134,683.17 and 30,653.93 is: 45,968.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,813.49 : 134,683.17 = 30,653.93 : x
  2. Step 2: Convert to fraction form
    89,813.49/134,683.17 = 30,653.93/x
  3. Step 3: Cross multiply
    89,813.49x = 134,683.17 × 30,653.93
  4. Step 4: Simplify right side
    89,813.49x = 4,128,567,791.94
  5. Step 5: Solve for x
    x = 4,128,567,791.94/89,813.49
  6. Step 6: Final answer
    x = 45,968.24

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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.