Home / 68,590.47-94,658.54-38,374.00

Finding the Fourth Proportional to 68,590.47, 94,658.54 and 38,374.00

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Solution

The fourth proportional to 68,590.47, 94,658.54 and 38,374.00 is: 52,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,590.47 : 94,658.54 = 38,374.00 : x
  2. Step 2: Convert to fraction form
    68,590.47/94,658.54 = 38,374.00/x
  3. Step 3: Cross multiply
    68,590.47x = 94,658.54 × 38,374.00
  4. Step 4: Simplify right side
    68,590.47x = 3,632,426,385.44
  5. Step 5: Solve for x
    x = 3,632,426,385.44/68,590.47
  6. Step 6: Final answer
    x = 52,958.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.