Home / 58,388.90-87,583.29-18,946.01

Finding the Fourth Proportional to 58,388.90, 87,583.29 and 18,946.01

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Solution

The fourth proportional to 58,388.90, 87,583.29 and 18,946.01 is: 28,419.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,388.90 : 87,583.29 = 18,946.01 : x
  2. Step 2: Convert to fraction form
    58,388.90/87,583.29 = 18,946.01/x
  3. Step 3: Cross multiply
    58,388.90x = 87,583.29 × 18,946.01
  4. Step 4: Simplify right side
    58,388.90x = 1,659,353,888.17
  5. Step 5: Solve for x
    x = 1,659,353,888.17/58,388.90
  6. Step 6: Final answer
    x = 28,419.00

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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.