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Finding the Fourth Proportional to 58,796.74, 81,130.50 and 34,922.80

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Solution

The fourth proportional to 58,796.74, 81,130.50 and 34,922.80 is: 48,188.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,796.74 : 81,130.50 = 34,922.80 : x
  2. Step 2: Convert to fraction form
    58,796.74/81,130.50 = 34,922.80/x
  3. Step 3: Cross multiply
    58,796.74x = 81,130.50 × 34,922.80
  4. Step 4: Simplify right side
    58,796.74x = 2,833,304,225.40
  5. Step 5: Solve for x
    x = 2,833,304,225.40/58,796.74
  6. Step 6: Final answer
    x = 48,188.12

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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.