Home / 52,051.17-71,830.60-28,177.83

Finding the Fourth Proportional to 52,051.17, 71,830.60 and 28,177.83

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Solution

The fourth proportional to 52,051.17, 71,830.60 and 28,177.83 is: 38,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,051.17 : 71,830.60 = 28,177.83 : x
  2. Step 2: Convert to fraction form
    52,051.17/71,830.60 = 28,177.83/x
  3. Step 3: Cross multiply
    52,051.17x = 71,830.60 × 28,177.83
  4. Step 4: Simplify right side
    52,051.17x = 2,024,030,435.60
  5. Step 5: Solve for x
    x = 2,024,030,435.60/52,051.17
  6. Step 6: Final answer
    x = 38,885.40

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1.5x scale

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.