Home / 58,570.64-87,855.20-14,197.78

Finding the Fourth Proportional to 58,570.64, 87,855.20 and 14,197.78

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Solution

The fourth proportional to 58,570.64, 87,855.20 and 14,197.78 is: 21,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,570.64 : 87,855.20 = 14,197.78 : x
  2. Step 2: Convert to fraction form
    58,570.64/87,855.20 = 14,197.78/x
  3. Step 3: Cross multiply
    58,570.64x = 87,855.20 × 14,197.78
  4. Step 4: Simplify right side
    58,570.64x = 1,247,348,801.46
  5. Step 5: Solve for x
    x = 1,247,348,801.46/58,570.64
  6. Step 6: Final answer
    x = 21,296.49

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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.