Home / 47,985.68-71,987.16-23,004.56

Finding the Fourth Proportional to 47,985.68, 71,987.16 and 23,004.56

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Solution

The fourth proportional to 47,985.68, 71,987.16 and 23,004.56 is: 34,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,985.68 : 71,987.16 = 23,004.56 : x
  2. Step 2: Convert to fraction form
    47,985.68/71,987.16 = 23,004.56/x
  3. Step 3: Cross multiply
    47,985.68x = 71,987.16 × 23,004.56
  4. Step 4: Simplify right side
    47,985.68x = 1,656,032,941.45
  5. Step 5: Solve for x
    x = 1,656,032,941.45/47,985.68
  6. Step 6: Final answer
    x = 34,510.98

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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.