Home / 52,777.04-72,829.61-28,899.10

Finding the Fourth Proportional to 52,777.04, 72,829.61 and 28,899.10

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Solution

The fourth proportional to 52,777.04, 72,829.61 and 28,899.10 is: 39,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,777.04 : 72,829.61 = 28,899.10 : x
  2. Step 2: Convert to fraction form
    52,777.04/72,829.61 = 28,899.10/x
  3. Step 3: Cross multiply
    52,777.04x = 72,829.61 × 28,899.10
  4. Step 4: Simplify right side
    52,777.04x = 2,104,710,182.35
  5. Step 5: Solve for x
    x = 2,104,710,182.35/52,777.04
  6. Step 6: Final answer
    x = 39,879.28

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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.