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Finding the Fourth Proportional to 62,970.90, 94,468.80 and 17,992.66

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Solution

The fourth proportional to 62,970.90, 94,468.80 and 17,992.66 is: 26,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,970.90 : 94,468.80 = 17,992.66 : x
  2. Step 2: Convert to fraction form
    62,970.90/94,468.80 = 17,992.66/x
  3. Step 3: Cross multiply
    62,970.90x = 94,468.80 × 17,992.66
  4. Step 4: Simplify right side
    62,970.90x = 1,699,745,034.32
  5. Step 5: Solve for x
    x = 1,699,745,034.32/62,970.90
  6. Step 6: Final answer
    x = 26,992.55

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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.