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Finding the Fourth Proportional to 56,880.86, 85,339.53 and 27,300.77

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Solution

The fourth proportional to 56,880.86, 85,339.53 and 27,300.77 is: 40,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,880.86 : 85,339.53 = 27,300.77 : x
  2. Step 2: Convert to fraction form
    56,880.86/85,339.53 = 27,300.77/x
  3. Step 3: Cross multiply
    56,880.86x = 85,339.53 × 27,300.77
  4. Step 4: Simplify right side
    56,880.86x = 2,329,834,773.76
  5. Step 5: Solve for x
    x = 2,329,834,773.76/56,880.86
  6. Step 6: Final answer
    x = 40,959.91

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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.