Home / 55,985.60-83,929.80-33,775.40

Finding the Fourth Proportional to 55,985.60, 83,929.80 and 33,775.40

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Solution

The fourth proportional to 55,985.60, 83,929.80 and 33,775.40 is: 50,633.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,985.60 : 83,929.80 = 33,775.40 : x
  2. Step 2: Convert to fraction form
    55,985.60/83,929.80 = 33,775.40/x
  3. Step 3: Cross multiply
    55,985.60x = 83,929.80 × 33,775.40
  4. Step 4: Simplify right side
    55,985.60x = 2,834,762,566.92
  5. Step 5: Solve for x
    x = 2,834,762,566.92/55,985.60
  6. Step 6: Final answer
    x = 50,633.78

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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.