Home / 92,321.10-127,339.74-56,528.82

Finding the Fourth Proportional to 92,321.10, 127,339.74 and 56,528.82

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Solution

The fourth proportional to 92,321.10, 127,339.74 and 56,528.82 is: 77,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,321.10 : 127,339.74 = 56,528.82 : x
  2. Step 2: Convert to fraction form
    92,321.10/127,339.74 = 56,528.82/x
  3. Step 3: Cross multiply
    92,321.10x = 127,339.74 × 56,528.82
  4. Step 4: Simplify right side
    92,321.10x = 7,198,365,241.31
  5. Step 5: Solve for x
    x = 7,198,365,241.31/92,321.10
  6. Step 6: Final answer
    x = 77,970.96

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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.