Home / 52,753.53-72,801.15-28,880.13

Finding the Fourth Proportional to 52,753.53, 72,801.15 and 28,880.13

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Solution

The fourth proportional to 52,753.53, 72,801.15 and 28,880.13 is: 39,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,753.53 : 72,801.15 = 28,880.13 : x
  2. Step 2: Convert to fraction form
    52,753.53/72,801.15 = 28,880.13/x
  3. Step 3: Cross multiply
    52,753.53x = 72,801.15 × 28,880.13
  4. Step 4: Simplify right side
    52,753.53x = 2,102,506,676.15
  5. Step 5: Solve for x
    x = 2,102,506,676.15/52,753.53
  6. Step 6: Final answer
    x = 39,855.28

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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.