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Finding the Fourth Proportional to 123,575.40, 185,363.10 and 94,050.90

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Solution

The fourth proportional to 123,575.40, 185,363.10 and 94,050.90 is: 141,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,575.40 : 185,363.10 = 94,050.90 : x
  2. Step 2: Convert to fraction form
    123,575.40/185,363.10 = 94,050.90/x
  3. Step 3: Cross multiply
    123,575.40x = 185,363.10 × 94,050.90
  4. Step 4: Simplify right side
    123,575.40x = 17,433,566,381.79
  5. Step 5: Solve for x
    x = 17,433,566,381.79/123,575.40
  6. Step 6: Final answer
    x = 141,076.35

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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.