Home / 196,686.06-271,386.09-114,998.58

Finding the Fourth Proportional to 196,686.06, 271,386.09 and 114,998.58

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Solution

The fourth proportional to 196,686.06, 271,386.09 and 114,998.58 is: 158,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,686.06 : 271,386.09 = 114,998.58 : x
  2. Step 2: Convert to fraction form
    196,686.06/271,386.09 = 114,998.58/x
  3. Step 3: Cross multiply
    196,686.06x = 271,386.09 × 114,998.58
  4. Step 4: Simplify right side
    196,686.06x = 31,209,014,981.75
  5. Step 5: Solve for x
    x = 31,209,014,981.75/196,686.06
  6. Step 6: Final answer
    x = 158,674.26

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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.