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Finding the Fourth Proportional to 63,660.50, 87,851.55 and 35,368.82

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Solution

The fourth proportional to 63,660.50, 87,851.55 and 35,368.82 is: 48,809.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,660.50 : 87,851.55 = 35,368.82 : x
  2. Step 2: Convert to fraction form
    63,660.50/87,851.55 = 35,368.82/x
  3. Step 3: Cross multiply
    63,660.50x = 87,851.55 × 35,368.82
  4. Step 4: Simplify right side
    63,660.50x = 3,107,205,658.67
  5. Step 5: Solve for x
    x = 3,107,205,658.67/63,660.50
  6. Step 6: Final answer
    x = 48,809.00

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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.