Home / 92,852.09-128,135.52-50,410.61

Finding the Fourth Proportional to 92,852.09, 128,135.52 and 50,410.61

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Solution

The fourth proportional to 92,852.09, 128,135.52 and 50,410.61 is: 69,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,852.09 : 128,135.52 = 50,410.61 : x
  2. Step 2: Convert to fraction form
    92,852.09/128,135.52 = 50,410.61/x
  3. Step 3: Cross multiply
    92,852.09x = 128,135.52 × 50,410.61
  4. Step 4: Simplify right side
    92,852.09x = 6,459,389,085.19
  5. Step 5: Solve for x
    x = 6,459,389,085.19/92,852.09
  6. Step 6: Final answer
    x = 69,566.44

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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.