Home / 162,526.24-224,286.78-90,901.68

Finding the Fourth Proportional to 162,526.24, 224,286.78 and 90,901.68

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Solution

The fourth proportional to 162,526.24, 224,286.78 and 90,901.68 is: 125,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,526.24 : 224,286.78 = 90,901.68 : x
  2. Step 2: Convert to fraction form
    162,526.24/224,286.78 = 90,901.68/x
  3. Step 3: Cross multiply
    162,526.24x = 224,286.78 × 90,901.68
  4. Step 4: Simplify right side
    162,526.24x = 20,388,045,103.79
  5. Step 5: Solve for x
    x = 20,388,045,103.79/162,526.24
  6. Step 6: Final answer
    x = 125,444.64

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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.