Home / 113,529.75-156,675.93-63,228.75

Finding the Fourth Proportional to 113,529.75, 156,675.93 and 63,228.75

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Solution

The fourth proportional to 113,529.75, 156,675.93 and 63,228.75 is: 87,258.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,529.75 : 156,675.93 = 63,228.75 : x
  2. Step 2: Convert to fraction form
    113,529.75/156,675.93 = 63,228.75/x
  3. Step 3: Cross multiply
    113,529.75x = 156,675.93 × 63,228.75
  4. Step 4: Simplify right side
    113,529.75x = 9,906,423,208.99
  5. Step 5: Solve for x
    x = 9,906,423,208.99/113,529.75
  6. Step 6: Final answer
    x = 87,258.39

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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.