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Finding the Fourth Proportional to 61,960.88, 92,941.13 and 17,587.67

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Solution

The fourth proportional to 61,960.88, 92,941.13 and 17,587.67 is: 26,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,960.88 : 92,941.13 = 17,587.67 : x
  2. Step 2: Convert to fraction form
    61,960.88/92,941.13 = 17,587.67/x
  3. Step 3: Cross multiply
    61,960.88x = 92,941.13 × 17,587.67
  4. Step 4: Simplify right side
    61,960.88x = 1,634,617,459.16
  5. Step 5: Solve for x
    x = 1,634,617,459.16/61,960.88
  6. Step 6: Final answer
    x = 26,381.45

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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.