Home / 105,682.23-145,847.34-60,374.93

Finding the Fourth Proportional to 105,682.23, 145,847.34 and 60,374.93

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Solution

The fourth proportional to 105,682.23, 145,847.34 and 60,374.93 is: 83,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,682.23 : 145,847.34 = 60,374.93 : x
  2. Step 2: Convert to fraction form
    105,682.23/145,847.34 = 60,374.93/x
  3. Step 3: Cross multiply
    105,682.23x = 145,847.34 × 60,374.93
  4. Step 4: Simplify right side
    105,682.23x = 8,805,522,213.95
  5. Step 5: Solve for x
    x = 8,805,522,213.95/105,682.23
  6. Step 6: Final answer
    x = 83,320.75

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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.