Home / 92,897.19-128,197.42-50,456.03

Finding the Fourth Proportional to 92,897.19, 128,197.42 and 50,456.03

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Solution

The fourth proportional to 92,897.19, 128,197.42 and 50,456.03 is: 69,628.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,897.19 : 128,197.42 = 50,456.03 : x
  2. Step 2: Convert to fraction form
    92,897.19/128,197.42 = 50,456.03/x
  3. Step 3: Cross multiply
    92,897.19x = 128,197.42 × 50,456.03
  4. Step 4: Simplify right side
    92,897.19x = 6,468,332,102.32
  5. Step 5: Solve for x
    x = 6,468,332,102.32/92,897.19
  6. Step 6: Final answer
    x = 69,628.93

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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.