Home / 177,708.68-245,238.47-106,087.16

Finding the Fourth Proportional to 177,708.68, 245,238.47 and 106,087.16

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Solution

The fourth proportional to 177,708.68, 245,238.47 and 106,087.16 is: 146,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,708.68 : 245,238.47 = 106,087.16 : x
  2. Step 2: Convert to fraction form
    177,708.68/245,238.47 = 106,087.16/x
  3. Step 3: Cross multiply
    177,708.68x = 245,238.47 × 106,087.16
  4. Step 4: Simplify right side
    177,708.68x = 26,016,653,285.53
  5. Step 5: Solve for x
    x = 26,016,653,285.53/177,708.68
  6. Step 6: Final answer
    x = 146,400.58

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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.