Home / 52,519.60-78,779.40-26,228.40

Finding the Fourth Proportional to 52,519.60, 78,779.40 and 26,228.40

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Solution

The fourth proportional to 52,519.60, 78,779.40 and 26,228.40 is: 39,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,519.60 : 78,779.40 = 26,228.40 : x
  2. Step 2: Convert to fraction form
    52,519.60/78,779.40 = 26,228.40/x
  3. Step 3: Cross multiply
    52,519.60x = 78,779.40 × 26,228.40
  4. Step 4: Simplify right side
    52,519.60x = 2,066,257,614.96
  5. Step 5: Solve for x
    x = 2,066,257,614.96/52,519.60
  6. Step 6: Final answer
    x = 39,342.60

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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.