Home / 130,063.96-179,435.14-103,098.25

Finding the Fourth Proportional to 130,063.96, 179,435.14 and 103,098.25

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Solution

The fourth proportional to 130,063.96, 179,435.14 and 103,098.25 is: 142,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,063.96 : 179,435.14 = 103,098.25 : x
  2. Step 2: Convert to fraction form
    130,063.96/179,435.14 = 103,098.25/x
  3. Step 3: Cross multiply
    130,063.96x = 179,435.14 × 103,098.25
  4. Step 4: Simplify right side
    130,063.96x = 18,499,448,922.51
  5. Step 5: Solve for x
    x = 18,499,448,922.51/130,063.96
  6. Step 6: Final answer
    x = 142,233.47

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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.