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Finding the Fourth Proportional to 60,307.58, 83,253.04 and 40,197.98

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Solution

The fourth proportional to 60,307.58, 83,253.04 and 40,197.98 is: 55,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,307.58 : 83,253.04 = 40,197.98 : x
  2. Step 2: Convert to fraction form
    60,307.58/83,253.04 = 40,197.98/x
  3. Step 3: Cross multiply
    60,307.58x = 83,253.04 × 40,197.98
  4. Step 4: Simplify right side
    60,307.58x = 3,346,604,036.86
  5. Step 5: Solve for x
    x = 3,346,604,036.86/60,307.58
  6. Step 6: Final answer
    x = 55,492.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.