Home / 261,729.77-392,597.08-168,301.13

Finding the Fourth Proportional to 261,729.77, 392,597.08 and 168,301.13

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Solution

The fourth proportional to 261,729.77, 392,597.08 and 168,301.13 is: 252,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,729.77 : 392,597.08 = 168,301.13 : x
  2. Step 2: Convert to fraction form
    261,729.77/392,597.08 = 168,301.13/x
  3. Step 3: Cross multiply
    261,729.77x = 392,597.08 × 168,301.13
  4. Step 4: Simplify right side
    261,729.77x = 66,074,529,814.96
  5. Step 5: Solve for x
    x = 66,074,529,814.96/261,729.77
  6. Step 6: Final answer
    x = 252,453.25

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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.