Home / 63,027.18-86,981.40-34,732.80

Finding the Fourth Proportional to 63,027.18, 86,981.40 and 34,732.80

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Solution

The fourth proportional to 63,027.18, 86,981.40 and 34,732.80 is: 47,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,027.18 : 86,981.40 = 34,732.80 : x
  2. Step 2: Convert to fraction form
    63,027.18/86,981.40 = 34,732.80/x
  3. Step 3: Cross multiply
    63,027.18x = 86,981.40 × 34,732.80
  4. Step 4: Simplify right side
    63,027.18x = 3,021,107,569.92
  5. Step 5: Solve for x
    x = 3,021,107,569.92/63,027.18
  6. Step 6: Final answer
    x = 47,933.41

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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.