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Finding the Fourth Proportional to 48,866.85, 67,430.54 and 27,357.77

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Solution

The fourth proportional to 48,866.85, 67,430.54 and 27,357.77 is: 37,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,866.85 : 67,430.54 = 27,357.77 : x
  2. Step 2: Convert to fraction form
    48,866.85/67,430.54 = 27,357.77/x
  3. Step 3: Cross multiply
    48,866.85x = 67,430.54 × 27,357.77
  4. Step 4: Simplify right side
    48,866.85x = 1,844,748,730.35
  5. Step 5: Solve for x
    x = 1,844,748,730.35/48,866.85
  6. Step 6: Final answer
    x = 37,750.51

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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.