Home / 58,203.28-87,307.08-18,760.96

Finding the Fourth Proportional to 58,203.28, 87,307.08 and 18,760.96

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Solution

The fourth proportional to 58,203.28, 87,307.08 and 18,760.96 is: 28,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,203.28 : 87,307.08 = 18,760.96 : x
  2. Step 2: Convert to fraction form
    58,203.28/87,307.08 = 18,760.96/x
  3. Step 3: Cross multiply
    58,203.28x = 87,307.08 × 18,760.96
  4. Step 4: Simplify right side
    58,203.28x = 1,637,964,635.60
  5. Step 5: Solve for x
    x = 1,637,964,635.60/58,203.28
  6. Step 6: Final answer
    x = 28,142.14

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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.