Home / 104,989.15-157,090.06-58,274.83

Finding the Fourth Proportional to 104,989.15, 157,090.06 and 58,274.83

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Solution

The fourth proportional to 104,989.15, 157,090.06 and 58,274.83 is: 87,193.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,989.15 : 157,090.06 = 58,274.83 : x
  2. Step 2: Convert to fraction form
    104,989.15/157,090.06 = 58,274.83/x
  3. Step 3: Cross multiply
    104,989.15x = 157,090.06 × 58,274.83
  4. Step 4: Simplify right side
    104,989.15x = 9,154,396,541.19
  5. Step 5: Solve for x
    x = 9,154,396,541.19/104,989.15
  6. Step 6: Final answer
    x = 87,193.74

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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.