Home / 49,835.01-74,779.86-20,244.90

Finding the Fourth Proportional to 49,835.01, 74,779.86 and 20,244.90

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Solution

The fourth proportional to 49,835.01, 74,779.86 and 20,244.90 is: 30,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,835.01 : 74,779.86 = 20,244.90 : x
  2. Step 2: Convert to fraction form
    49,835.01/74,779.86 = 20,244.90/x
  3. Step 3: Cross multiply
    49,835.01x = 74,779.86 × 20,244.90
  4. Step 4: Simplify right side
    49,835.01x = 1,513,911,030.18
  5. Step 5: Solve for x
    x = 1,513,911,030.18/49,835.01
  6. Step 6: Final answer
    x = 30,378.46

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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.