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Finding the Fourth Proportional to 61,204.95, 84,492.75 and 47,560.83

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Solution

The fourth proportional to 61,204.95, 84,492.75 and 47,560.83 is: 65,657.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,204.95 : 84,492.75 = 47,560.83 : x
  2. Step 2: Convert to fraction form
    61,204.95/84,492.75 = 47,560.83/x
  3. Step 3: Cross multiply
    61,204.95x = 84,492.75 × 47,560.83
  4. Step 4: Simplify right side
    61,204.95x = 4,018,545,318.98
  5. Step 5: Solve for x
    x = 4,018,545,318.98/61,204.95
  6. Step 6: Final answer
    x = 65,657.19

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1.5x scale

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.