Home / 52,590.21-72,574.76-28,716.89

Finding the Fourth Proportional to 52,590.21, 72,574.76 and 28,716.89

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Solution

The fourth proportional to 52,590.21, 72,574.76 and 28,716.89 is: 39,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,590.21 : 72,574.76 = 28,716.89 : x
  2. Step 2: Convert to fraction form
    52,590.21/72,574.76 = 28,716.89/x
  3. Step 3: Cross multiply
    52,590.21x = 72,574.76 × 28,716.89
  4. Step 4: Simplify right side
    52,590.21x = 2,084,121,399.70
  5. Step 5: Solve for x
    x = 2,084,121,399.70/52,590.21
  6. Step 6: Final answer
    x = 39,629.46

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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.