Home / 236,431.06-354,646.65-70,219.06

Finding the Fourth Proportional to 236,431.06, 354,646.65 and 70,219.06

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Solution

The fourth proportional to 236,431.06, 354,646.65 and 70,219.06 is: 105,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,431.06 : 354,646.65 = 70,219.06 : x
  2. Step 2: Convert to fraction form
    236,431.06/354,646.65 = 70,219.06/x
  3. Step 3: Cross multiply
    236,431.06x = 354,646.65 × 70,219.06
  4. Step 4: Simplify right side
    236,431.06x = 24,902,954,395.15
  5. Step 5: Solve for x
    x = 24,902,954,395.15/236,431.06
  6. Step 6: Final answer
    x = 105,328.61

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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.