Home / 58,513.20-87,640.20-23,434.80

Finding the Fourth Proportional to 58,513.20, 87,640.20 and 23,434.80

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Solution

The fourth proportional to 58,513.20, 87,640.20 and 23,434.80 is: 35,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,513.20 : 87,640.20 = 23,434.80 : x
  2. Step 2: Convert to fraction form
    58,513.20/87,640.20 = 23,434.80/x
  3. Step 3: Cross multiply
    58,513.20x = 87,640.20 × 23,434.80
  4. Step 4: Simplify right side
    58,513.20x = 2,053,830,558.96
  5. Step 5: Solve for x
    x = 2,053,830,558.96/58,513.20
  6. Step 6: Final answer
    x = 35,100.29

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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.