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Finding the Fourth Proportional to 185,165.80, 277,748.70 and 60,519.40

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Solution

The fourth proportional to 185,165.80, 277,748.70 and 60,519.40 is: 90,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,165.80 : 277,748.70 = 60,519.40 : x
  2. Step 2: Convert to fraction form
    185,165.80/277,748.70 = 60,519.40/x
  3. Step 3: Cross multiply
    185,165.80x = 277,748.70 × 60,519.40
  4. Step 4: Simplify right side
    185,165.80x = 16,809,184,674.78
  5. Step 5: Solve for x
    x = 16,809,184,674.78/185,165.80
  6. Step 6: Final answer
    x = 90,779.10

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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.