Home / 58,333.40-87,514.04-18,890.56

Finding the Fourth Proportional to 58,333.40, 87,514.04 and 18,890.56

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Solution

The fourth proportional to 58,333.40, 87,514.04 and 18,890.56 is: 28,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,333.40 : 87,514.04 = 18,890.56 : x
  2. Step 2: Convert to fraction form
    58,333.40/87,514.04 = 18,890.56/x
  3. Step 3: Cross multiply
    58,333.40x = 87,514.04 × 18,890.56
  4. Step 4: Simplify right side
    58,333.40x = 1,653,189,223.46
  5. Step 5: Solve for x
    x = 1,653,189,223.46/58,333.40
  6. Step 6: Final answer
    x = 28,340.35

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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.