Home / 83,307.36-125,012.88-36,599.52

Finding the Fourth Proportional to 83,307.36, 125,012.88 and 36,599.52

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Solution

The fourth proportional to 83,307.36, 125,012.88 and 36,599.52 is: 54,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,307.36 : 125,012.88 = 36,599.52 : x
  2. Step 2: Convert to fraction form
    83,307.36/125,012.88 = 36,599.52/x
  3. Step 3: Cross multiply
    83,307.36x = 125,012.88 × 36,599.52
  4. Step 4: Simplify right side
    83,307.36x = 4,575,411,401.82
  5. Step 5: Solve for x
    x = 4,575,411,401.82/83,307.36
  6. Step 6: Final answer
    x = 54,922.05

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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.