Home / 47,031.14-70,548.87-11,971.10

Finding the Fourth Proportional to 47,031.14, 70,548.87 and 11,971.10

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Solution

The fourth proportional to 47,031.14, 70,548.87 and 11,971.10 is: 17,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.14 : 70,548.87 = 11,971.10 : x
  2. Step 2: Convert to fraction form
    47,031.14/70,548.87 = 11,971.10/x
  3. Step 3: Cross multiply
    47,031.14x = 70,548.87 × 11,971.10
  4. Step 4: Simplify right side
    47,031.14x = 844,547,577.66
  5. Step 5: Solve for x
    x = 844,547,577.66/47,031.14
  6. Step 6: Final answer
    x = 17,957.20

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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.