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Finding the Fourth Proportional to 56,283.36, 77,581.71 and 44,327.76

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Solution

The fourth proportional to 56,283.36, 77,581.71 and 44,327.76 is: 61,101.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,283.36 : 77,581.71 = 44,327.76 : x
  2. Step 2: Convert to fraction form
    56,283.36/77,581.71 = 44,327.76/x
  3. Step 3: Cross multiply
    56,283.36x = 77,581.71 × 44,327.76
  4. Step 4: Simplify right side
    56,283.36x = 3,439,023,421.27
  5. Step 5: Solve for x
    x = 3,439,023,421.27/56,283.36
  6. Step 6: Final answer
    x = 61,101.96

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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.