Home / 48,681.90-73,031.87-15,410.34

Finding the Fourth Proportional to 48,681.90, 73,031.87 and 15,410.34

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Solution

The fourth proportional to 48,681.90, 73,031.87 and 15,410.34 is: 23,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,681.90 : 73,031.87 = 15,410.34 : x
  2. Step 2: Convert to fraction form
    48,681.90/73,031.87 = 15,410.34/x
  3. Step 3: Cross multiply
    48,681.90x = 73,031.87 × 15,410.34
  4. Step 4: Simplify right side
    48,681.90x = 1,125,445,870.48
  5. Step 5: Solve for x
    x = 1,125,445,870.48/48,681.90
  6. Step 6: Final answer
    x = 23,118.36

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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.