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Finding the Fourth Proportional to 150,492.90, 225,758.16 and 55,707.08

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Solution

The fourth proportional to 150,492.90, 225,758.16 and 55,707.08 is: 83,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,492.90 : 225,758.16 = 55,707.08 : x
  2. Step 2: Convert to fraction form
    150,492.90/225,758.16 = 55,707.08/x
  3. Step 3: Cross multiply
    150,492.90x = 225,758.16 × 55,707.08
  4. Step 4: Simplify right side
    150,492.90x = 12,576,327,879.77
  5. Step 5: Solve for x
    x = 12,576,327,879.77/150,492.90
  6. Step 6: Final answer
    x = 83,567.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.