Home / 119,108.13-164,383.79-68,807.13

Finding the Fourth Proportional to 119,108.13, 164,383.79 and 68,807.13

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Solution

The fourth proportional to 119,108.13, 164,383.79 and 68,807.13 is: 94,962.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,108.13 : 164,383.79 = 68,807.13 : x
  2. Step 2: Convert to fraction form
    119,108.13/164,383.79 = 68,807.13/x
  3. Step 3: Cross multiply
    119,108.13x = 164,383.79 × 68,807.13
  4. Step 4: Simplify right side
    119,108.13x = 11,310,776,808.42
  5. Step 5: Solve for x
    x = 11,310,776,808.42/119,108.13
  6. Step 6: Final answer
    x = 94,962.26

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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.