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Finding the Fourth Proportional to 216,575.50, 298,859.01 and 125,925.03

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Solution

The fourth proportional to 216,575.50, 298,859.01 and 125,925.03 is: 173,767.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,575.50 : 298,859.01 = 125,925.03 : x
  2. Step 2: Convert to fraction form
    216,575.50/298,859.01 = 125,925.03/x
  3. Step 3: Cross multiply
    216,575.50x = 298,859.01 × 125,925.03
  4. Step 4: Simplify right side
    216,575.50x = 37,633,829,800.02
  5. Step 5: Solve for x
    x = 37,633,829,800.02/216,575.50
  6. Step 6: Final answer
    x = 173,767.72

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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.