Home / 52,731.69-72,769.53-28,532.58

Finding the Fourth Proportional to 52,731.69, 72,769.53 and 28,532.58

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Solution

The fourth proportional to 52,731.69, 72,769.53 and 28,532.58 is: 39,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,731.69 : 72,769.53 = 28,532.58 : x
  2. Step 2: Convert to fraction form
    52,731.69/72,769.53 = 28,532.58/x
  3. Step 3: Cross multiply
    52,731.69x = 72,769.53 × 28,532.58
  4. Step 4: Simplify right side
    52,731.69x = 2,076,302,436.29
  5. Step 5: Solve for x
    x = 2,076,302,436.29/52,731.69
  6. Step 6: Final answer
    x = 39,374.85

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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.