Home / 52,301.48-72,210.80-40,180.37

Finding the Fourth Proportional to 52,301.48, 72,210.80 and 40,180.37

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Solution

The fourth proportional to 52,301.48, 72,210.80 and 40,180.37 is: 55,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,301.48 : 72,210.80 = 40,180.37 : x
  2. Step 2: Convert to fraction form
    52,301.48/72,210.80 = 40,180.37/x
  3. Step 3: Cross multiply
    52,301.48x = 72,210.80 × 40,180.37
  4. Step 4: Simplify right side
    52,301.48x = 2,901,456,662.00
  5. Step 5: Solve for x
    x = 2,901,456,662.00/52,301.48
  6. Step 6: Final answer
    x = 55,475.61

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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.