Home / 52,697.03-72,720.39-28,823.18

Finding the Fourth Proportional to 52,697.03, 72,720.39 and 28,823.18

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Solution

The fourth proportional to 52,697.03, 72,720.39 and 28,823.18 is: 39,775.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,697.03 : 72,720.39 = 28,823.18 : x
  2. Step 2: Convert to fraction form
    52,697.03/72,720.39 = 28,823.18/x
  3. Step 3: Cross multiply
    52,697.03x = 72,720.39 × 28,823.18
  4. Step 4: Simplify right side
    52,697.03x = 2,096,032,708.84
  5. Step 5: Solve for x
    x = 2,096,032,708.84/52,697.03
  6. Step 6: Final answer
    x = 39,775.16

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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.