Home / 85,932.84-128,917.98-35,332.24

Finding the Fourth Proportional to 85,932.84, 128,917.98 and 35,332.24

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Solution

The fourth proportional to 85,932.84, 128,917.98 and 35,332.24 is: 53,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,932.84 : 128,917.98 = 35,332.24 : x
  2. Step 2: Convert to fraction form
    85,932.84/128,917.98 = 35,332.24/x
  3. Step 3: Cross multiply
    85,932.84x = 128,917.98 × 35,332.24
  4. Step 4: Simplify right side
    85,932.84x = 4,554,961,009.68
  5. Step 5: Solve for x
    x = 4,554,961,009.68/85,932.84
  6. Step 6: Final answer
    x = 53,006.06

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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.