Home / 197,549.57-272,601.20-115,894.28

Finding the Fourth Proportional to 197,549.57, 272,601.20 and 115,894.28

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Solution

The fourth proportional to 197,549.57, 272,601.20 and 115,894.28 is: 159,924.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,549.57 : 272,601.20 = 115,894.28 : x
  2. Step 2: Convert to fraction form
    197,549.57/272,601.20 = 115,894.28/x
  3. Step 3: Cross multiply
    197,549.57x = 272,601.20 × 115,894.28
  4. Step 4: Simplify right side
    197,549.57x = 31,592,920,772.37
  5. Step 5: Solve for x
    x = 31,592,920,772.37/197,549.57
  6. Step 6: Final answer
    x = 159,924.01

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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.