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Finding the Fourth Proportional to 58,615.42, 87,923.24 and 14,242.21

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Solution

The fourth proportional to 58,615.42, 87,923.24 and 14,242.21 is: 21,363.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,615.42 : 87,923.24 = 14,242.21 : x
  2. Step 2: Convert to fraction form
    58,615.42/87,923.24 = 14,242.21/x
  3. Step 3: Cross multiply
    58,615.42x = 87,923.24 × 14,242.21
  4. Step 4: Simplify right side
    58,615.42x = 1,252,221,247.96
  5. Step 5: Solve for x
    x = 1,252,221,247.96/58,615.42
  6. Step 6: Final answer
    x = 21,363.34

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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.