Home / 255,031.98-382,548.69-121,882.02

Finding the Fourth Proportional to 255,031.98, 382,548.69 and 121,882.02

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Solution

The fourth proportional to 255,031.98, 382,548.69 and 121,882.02 is: 182,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,031.98 : 382,548.69 = 121,882.02 : x
  2. Step 2: Convert to fraction form
    255,031.98/382,548.69 = 121,882.02/x
  3. Step 3: Cross multiply
    255,031.98x = 382,548.69 × 121,882.02
  4. Step 4: Simplify right side
    255,031.98x = 46,625,807,085.55
  5. Step 5: Solve for x
    x = 46,625,807,085.55/255,031.98
  6. Step 6: Final answer
    x = 182,823.37

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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.