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Finding the Fourth Proportional to 58,492.95, 80,698.62 and 38,361.02

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Solution

The fourth proportional to 58,492.95, 80,698.62 and 38,361.02 is: 52,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,492.95 : 80,698.62 = 38,361.02 : x
  2. Step 2: Convert to fraction form
    58,492.95/80,698.62 = 38,361.02/x
  3. Step 3: Cross multiply
    58,492.95x = 80,698.62 × 38,361.02
  4. Step 4: Simplify right side
    58,492.95x = 3,095,680,972.30
  5. Step 5: Solve for x
    x = 3,095,680,972.30/58,492.95
  6. Step 6: Final answer
    x = 52,924.00

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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.