Home / 58,586.16-87,893.10-19,143.18

Finding the Fourth Proportional to 58,586.16, 87,893.10 and 19,143.18

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Solution

The fourth proportional to 58,586.16, 87,893.10 and 19,143.18 is: 28,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,586.16 : 87,893.10 = 19,143.18 : x
  2. Step 2: Convert to fraction form
    58,586.16/87,893.10 = 19,143.18/x
  3. Step 3: Cross multiply
    58,586.16x = 87,893.10 × 19,143.18
  4. Step 4: Simplify right side
    58,586.16x = 1,682,553,434.06
  5. Step 5: Solve for x
    x = 1,682,553,434.06/58,586.16
  6. Step 6: Final answer
    x = 28,719.30

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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.