Home / 42,552.03-63,837.52-12,972.17

Finding the Fourth Proportional to 42,552.03, 63,837.52 and 12,972.17

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Solution

The fourth proportional to 42,552.03, 63,837.52 and 12,972.17 is: 19,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,552.03 : 63,837.52 = 12,972.17 : x
  2. Step 2: Convert to fraction form
    42,552.03/63,837.52 = 12,972.17/x
  3. Step 3: Cross multiply
    42,552.03x = 63,837.52 × 12,972.17
  4. Step 4: Simplify right side
    42,552.03x = 828,110,842.63
  5. Step 5: Solve for x
    x = 828,110,842.63/42,552.03
  6. Step 6: Final answer
    x = 19,461.14

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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.