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Finding the Fourth Proportional to 105,567.96, 145,686.62 and 59,623.92

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Solution

The fourth proportional to 105,567.96, 145,686.62 and 59,623.92 is: 82,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,567.96 : 145,686.62 = 59,623.92 : x
  2. Step 2: Convert to fraction form
    105,567.96/145,686.62 = 59,623.92/x
  3. Step 3: Cross multiply
    105,567.96x = 145,686.62 × 59,623.92
  4. Step 4: Simplify right side
    105,567.96x = 8,686,407,525.01
  5. Step 5: Solve for x
    x = 8,686,407,525.01/105,567.96
  6. Step 6: Final answer
    x = 82,282.61

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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.