Home / 92,175.99-127,175.31-56,329.25

Finding the Fourth Proportional to 92,175.99, 127,175.31 and 56,329.25

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Solution

The fourth proportional to 92,175.99, 127,175.31 and 56,329.25 is: 77,717.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,175.99 : 127,175.31 = 56,329.25 : x
  2. Step 2: Convert to fraction form
    92,175.99/127,175.31 = 56,329.25/x
  3. Step 3: Cross multiply
    92,175.99x = 127,175.31 × 56,329.25
  4. Step 4: Simplify right side
    92,175.99x = 7,163,689,194.94
  5. Step 5: Solve for x
    x = 7,163,689,194.94/92,175.99
  6. Step 6: Final answer
    x = 77,717.52

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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.