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Finding the Fourth Proportional to 59,259.99, 81,778.59 and 35,400.63

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Solution

The fourth proportional to 59,259.99, 81,778.59 and 35,400.63 is: 48,852.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,259.99 : 81,778.59 = 35,400.63 : x
  2. Step 2: Convert to fraction form
    59,259.99/81,778.59 = 35,400.63/x
  3. Step 3: Cross multiply
    59,259.99x = 81,778.59 × 35,400.63
  4. Step 4: Simplify right side
    59,259.99x = 2,895,013,606.51
  5. Step 5: Solve for x
    x = 2,895,013,606.51/59,259.99
  6. Step 6: Final answer
    x = 48,852.75

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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.