Home / 162,508.38-224,282.72-90,903.26

Finding the Fourth Proportional to 162,508.38, 224,282.72 and 90,903.26

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Solution

The fourth proportional to 162,508.38, 224,282.72 and 90,903.26 is: 125,458.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,508.38 : 224,282.72 = 90,903.26 : x
  2. Step 2: Convert to fraction form
    162,508.38/224,282.72 = 90,903.26/x
  3. Step 3: Cross multiply
    162,508.38x = 224,282.72 × 90,903.26
  4. Step 4: Simplify right side
    162,508.38x = 20,388,030,409.67
  5. Step 5: Solve for x
    x = 20,388,030,409.67/162,508.38
  6. Step 6: Final answer
    x = 125,458.33

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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.