Home / 49,617.01-74,427.95-20,031.15

Finding the Fourth Proportional to 49,617.01, 74,427.95 and 20,031.15

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Solution

The fourth proportional to 49,617.01, 74,427.95 and 20,031.15 is: 30,047.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,617.01 : 74,427.95 = 20,031.15 : x
  2. Step 2: Convert to fraction form
    49,617.01/74,427.95 = 20,031.15/x
  3. Step 3: Cross multiply
    49,617.01x = 74,427.95 × 20,031.15
  4. Step 4: Simplify right side
    49,617.01x = 1,490,877,430.64
  5. Step 5: Solve for x
    x = 1,490,877,430.64/49,617.01
  6. Step 6: Final answer
    x = 30,047.71

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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.