Home / 107,048.79-147,727.26-58,650.75

Finding the Fourth Proportional to 107,048.79, 147,727.26 and 58,650.75

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Solution

The fourth proportional to 107,048.79, 147,727.26 and 58,650.75 is: 80,938.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,048.79 : 147,727.26 = 58,650.75 : x
  2. Step 2: Convert to fraction form
    107,048.79/147,727.26 = 58,650.75/x
  3. Step 3: Cross multiply
    107,048.79x = 147,727.26 × 58,650.75
  4. Step 4: Simplify right side
    107,048.79x = 8,664,314,594.45
  5. Step 5: Solve for x
    x = 8,664,314,594.45/107,048.79
  6. Step 6: Final answer
    x = 80,938.00

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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.