Home / 52,775.19-72,830.00-28,902.03

Finding the Fourth Proportional to 52,775.19, 72,830.00 and 28,902.03

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Solution

The fourth proportional to 52,775.19, 72,830.00 and 28,902.03 is: 39,884.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,775.19 : 72,830.00 = 28,902.03 : x
  2. Step 2: Convert to fraction form
    52,775.19/72,830.00 = 28,902.03/x
  3. Step 3: Cross multiply
    52,775.19x = 72,830.00 × 28,902.03
  4. Step 4: Simplify right side
    52,775.19x = 2,104,934,700.39
  5. Step 5: Solve for x
    x = 2,104,934,700.39/52,775.19
  6. Step 6: Final answer
    x = 39,884.93

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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.