Home / 53,000.52-73,140.74-29,126.98

Finding the Fourth Proportional to 53,000.52, 73,140.74 and 29,126.98

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Solution

The fourth proportional to 53,000.52, 73,140.74 and 29,126.98 is: 40,195.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,000.52 : 73,140.74 = 29,126.98 : x
  2. Step 2: Convert to fraction form
    53,000.52/73,140.74 = 29,126.98/x
  3. Step 3: Cross multiply
    53,000.52x = 73,140.74 × 29,126.98
  4. Step 4: Simplify right side
    53,000.52x = 2,130,368,871.17
  5. Step 5: Solve for x
    x = 2,130,368,871.17/53,000.52
  6. Step 6: Final answer
    x = 40,195.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.