Home / 48,627.08-72,950.45-20,547.22

Finding the Fourth Proportional to 48,627.08, 72,950.45 and 20,547.22

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Solution

The fourth proportional to 48,627.08, 72,950.45 and 20,547.22 is: 30,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,627.08 : 72,950.45 = 20,547.22 : x
  2. Step 2: Convert to fraction form
    48,627.08/72,950.45 = 20,547.22/x
  3. Step 3: Cross multiply
    48,627.08x = 72,950.45 × 20,547.22
  4. Step 4: Simplify right side
    48,627.08x = 1,498,928,580.50
  5. Step 5: Solve for x
    x = 1,498,928,580.50/48,627.08
  6. Step 6: Final answer
    x = 30,824.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.