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Finding the Fourth Proportional to 105,274.56, 157,941.18 and 58,560.24

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Solution

The fourth proportional to 105,274.56, 157,941.18 and 58,560.24 is: 87,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,274.56 : 157,941.18 = 58,560.24 : x
  2. Step 2: Convert to fraction form
    105,274.56/157,941.18 = 58,560.24/x
  3. Step 3: Cross multiply
    105,274.56x = 157,941.18 × 58,560.24
  4. Step 4: Simplify right side
    105,274.56x = 9,249,073,406.68
  5. Step 5: Solve for x
    x = 9,249,073,406.68/105,274.56
  6. Step 6: Final answer
    x = 87,856.68

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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.