Home / 58,055.41-87,095.43-18,640.21

Finding the Fourth Proportional to 58,055.41, 87,095.43 and 18,640.21

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Solution

The fourth proportional to 58,055.41, 87,095.43 and 18,640.21 is: 27,964.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,055.41 : 87,095.43 = 18,640.21 : x
  2. Step 2: Convert to fraction form
    58,055.41/87,095.43 = 18,640.21/x
  3. Step 3: Cross multiply
    58,055.41x = 87,095.43 × 18,640.21
  4. Step 4: Simplify right side
    58,055.41x = 1,623,477,105.24
  5. Step 5: Solve for x
    x = 1,623,477,105.24/58,055.41
  6. Step 6: Final answer
    x = 27,964.27

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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.