Home / 118,527.76-163,491.24-76,018.96

Finding the Fourth Proportional to 118,527.76, 163,491.24 and 76,018.96

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Solution

The fourth proportional to 118,527.76, 163,491.24 and 76,018.96 is: 104,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,527.76 : 163,491.24 = 76,018.96 : x
  2. Step 2: Convert to fraction form
    118,527.76/163,491.24 = 76,018.96/x
  3. Step 3: Cross multiply
    118,527.76x = 163,491.24 × 76,018.96
  4. Step 4: Simplify right side
    118,527.76x = 12,428,434,033.91
  5. Step 5: Solve for x
    x = 12,428,434,033.91/118,527.76
  6. Step 6: Final answer
    x = 104,856.74

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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.