Home / 236,019.06-354,063.42-86,224.34

Finding the Fourth Proportional to 236,019.06, 354,063.42 and 86,224.34

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Solution

The fourth proportional to 236,019.06, 354,063.42 and 86,224.34 is: 129,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,019.06 : 354,063.42 = 86,224.34 : x
  2. Step 2: Convert to fraction form
    236,019.06/354,063.42 = 86,224.34/x
  3. Step 3: Cross multiply
    236,019.06x = 354,063.42 × 86,224.34
  4. Step 4: Simplify right side
    236,019.06x = 30,528,885,592.80
  5. Step 5: Solve for x
    x = 30,528,885,592.80/236,019.06
  6. Step 6: Final answer
    x = 129,349.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.