Home / 52,530.42-72,491.85-28,657.08

Finding the Fourth Proportional to 52,530.42, 72,491.85 and 28,657.08

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Solution

The fourth proportional to 52,530.42, 72,491.85 and 28,657.08 is: 39,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,530.42 : 72,491.85 = 28,657.08 : x
  2. Step 2: Convert to fraction form
    52,530.42/72,491.85 = 28,657.08/x
  3. Step 3: Cross multiply
    52,530.42x = 72,491.85 × 28,657.08
  4. Step 4: Simplify right side
    52,530.42x = 2,077,404,744.80
  5. Step 5: Solve for x
    x = 2,077,404,744.80/52,530.42
  6. Step 6: Final answer
    x = 39,546.70

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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.