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Finding the Fourth Proportional to 48,004.80, 67,051.20 and 48,004.80

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Solution

The fourth proportional to 48,004.80, 67,051.20 and 48,004.80 is: 67,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,004.80 : 67,051.20 = 48,004.80 : x
  2. Step 2: Convert to fraction form
    48,004.80/67,051.20 = 48,004.80/x
  3. Step 3: Cross multiply
    48,004.80x = 67,051.20 × 48,004.80
  4. Step 4: Simplify right side
    48,004.80x = 3,218,779,445.76
  5. Step 5: Solve for x
    x = 3,218,779,445.76/48,004.80
  6. Step 6: Final answer
    x = 67,051.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.