Home / 52,004.93-78,051.60-20,437.02

Finding the Fourth Proportional to 52,004.93, 78,051.60 and 20,437.02

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Solution

The fourth proportional to 52,004.93, 78,051.60 and 20,437.02 is: 30,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,004.93 : 78,051.60 = 20,437.02 : x
  2. Step 2: Convert to fraction form
    52,004.93/78,051.60 = 20,437.02/x
  3. Step 3: Cross multiply
    52,004.93x = 78,051.60 × 20,437.02
  4. Step 4: Simplify right side
    52,004.93x = 1,595,142,110.23
  5. Step 5: Solve for x
    x = 1,595,142,110.23/52,004.93
  6. Step 6: Final answer
    x = 30,672.90

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1.5x scale

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.