Home / 177,677.30-245,171.04-114,101.21

Finding the Fourth Proportional to 177,677.30, 245,171.04 and 114,101.21

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Solution

The fourth proportional to 177,677.30, 245,171.04 and 114,101.21 is: 157,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,677.30 : 245,171.04 = 114,101.21 : x
  2. Step 2: Convert to fraction form
    177,677.30/245,171.04 = 114,101.21/x
  3. Step 3: Cross multiply
    177,677.30x = 245,171.04 × 114,101.21
  4. Step 4: Simplify right side
    177,677.30x = 27,974,311,095.10
  5. Step 5: Solve for x
    x = 27,974,311,095.10/177,677.30
  6. Step 6: Final answer
    x = 157,444.49

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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.