Home / 162,541.08-224,301.60-90,922.32

Finding the Fourth Proportional to 162,541.08, 224,301.60 and 90,922.32

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Solution

The fourth proportional to 162,541.08, 224,301.60 and 90,922.32 is: 125,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,541.08 : 224,301.60 = 90,922.32 : x
  2. Step 2: Convert to fraction form
    162,541.08/224,301.60 = 90,922.32/x
  3. Step 3: Cross multiply
    162,541.08x = 224,301.60 × 90,922.32
  4. Step 4: Simplify right side
    162,541.08x = 20,394,021,851.71
  5. Step 5: Solve for x
    x = 20,394,021,851.71/162,541.08
  6. Step 6: Final answer
    x = 125,469.95

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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.