Home / 58,090.57-87,125.40-15,396.28

Finding the Fourth Proportional to 58,090.57, 87,125.40 and 15,396.28

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Solution

The fourth proportional to 58,090.57, 87,125.40 and 15,396.28 is: 23,091.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,090.57 : 87,125.40 = 15,396.28 : x
  2. Step 2: Convert to fraction form
    58,090.57/87,125.40 = 15,396.28/x
  3. Step 3: Cross multiply
    58,090.57x = 87,125.40 × 15,396.28
  4. Step 4: Simplify right side
    58,090.57x = 1,341,407,053.51
  5. Step 5: Solve for x
    x = 1,341,407,053.51/58,090.57
  6. Step 6: Final answer
    x = 23,091.65

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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.