Home / 215,684.09-323,526.14-65,924.81

Finding the Fourth Proportional to 215,684.09, 323,526.14 and 65,924.81

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Solution

The fourth proportional to 215,684.09, 323,526.14 and 65,924.81 is: 98,887.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,684.09 : 323,526.14 = 65,924.81 : x
  2. Step 2: Convert to fraction form
    215,684.09/323,526.14 = 65,924.81/x
  3. Step 3: Cross multiply
    215,684.09x = 323,526.14 × 65,924.81
  4. Step 4: Simplify right side
    215,684.09x = 21,328,399,309.53
  5. Step 5: Solve for x
    x = 21,328,399,309.53/215,684.09
  6. Step 6: Final answer
    x = 98,887.22

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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.