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Finding the Fourth Proportional to 58,385.49, 87,606.86 and 36,192.99

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Solution

The fourth proportional to 58,385.49, 87,606.86 and 36,192.99 is: 54,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,385.49 : 87,606.86 = 36,192.99 : x
  2. Step 2: Convert to fraction form
    58,385.49/87,606.86 = 36,192.99/x
  3. Step 3: Cross multiply
    58,385.49x = 87,606.86 × 36,192.99
  4. Step 4: Simplify right side
    58,385.49x = 3,170,754,207.91
  5. Step 5: Solve for x
    x = 3,170,754,207.91/58,385.49
  6. Step 6: Final answer
    x = 54,307.23

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1.5x scale

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.