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Finding the Fourth Proportional to 69,421.86, 95,802.03 and 37,590.66

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Solution

The fourth proportional to 69,421.86, 95,802.03 and 37,590.66 is: 51,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,421.86 : 95,802.03 = 37,590.66 : x
  2. Step 2: Convert to fraction form
    69,421.86/95,802.03 = 37,590.66/x
  3. Step 3: Cross multiply
    69,421.86x = 95,802.03 × 37,590.66
  4. Step 4: Simplify right side
    69,421.86x = 3,601,261,537.04
  5. Step 5: Solve for x
    x = 3,601,261,537.04/69,421.86
  6. Step 6: Final answer
    x = 51,875.04

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1.5x scale

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.