Home / 162,585.14-224,376.21-90,960.88

Finding the Fourth Proportional to 162,585.14, 224,376.21 and 90,960.88

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Solution

The fourth proportional to 162,585.14, 224,376.21 and 90,960.88 is: 125,530.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,585.14 : 224,376.21 = 90,960.88 : x
  2. Step 2: Convert to fraction form
    162,585.14/224,376.21 = 90,960.88/x
  3. Step 3: Cross multiply
    162,585.14x = 224,376.21 × 90,960.88
  4. Step 4: Simplify right side
    162,585.14x = 20,409,457,512.66
  5. Step 5: Solve for x
    x = 20,409,457,512.66/162,585.14
  6. Step 6: Final answer
    x = 125,530.89

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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.