Home / 52,530.56-72,492.38-28,657.73

Finding the Fourth Proportional to 52,530.56, 72,492.38 and 28,657.73

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Solution

The fourth proportional to 52,530.56, 72,492.38 and 28,657.73 is: 39,547.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,530.56 : 72,492.38 = 28,657.73 : x
  2. Step 2: Convert to fraction form
    52,530.56/72,492.38 = 28,657.73/x
  3. Step 3: Cross multiply
    52,530.56x = 72,492.38 × 28,657.73
  4. Step 4: Simplify right side
    52,530.56x = 2,077,467,053.10
  5. Step 5: Solve for x
    x = 2,077,467,053.10/52,530.56
  6. Step 6: Final answer
    x = 39,547.78

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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.