Home / 52,403.39-72,314.39-28,530.14

Finding the Fourth Proportional to 52,403.39, 72,314.39 and 28,530.14

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Solution

The fourth proportional to 52,403.39, 72,314.39 and 28,530.14 is: 39,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,403.39 : 72,314.39 = 28,530.14 : x
  2. Step 2: Convert to fraction form
    52,403.39/72,314.39 = 28,530.14/x
  3. Step 3: Cross multiply
    52,403.39x = 72,314.39 × 28,530.14
  4. Step 4: Simplify right side
    52,403.39x = 2,063,139,166.49
  5. Step 5: Solve for x
    x = 2,063,139,166.49/52,403.39
  6. Step 6: Final answer
    x = 39,370.34

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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.