Home / 52,347.12-72,236.96-28,473.76

Finding the Fourth Proportional to 52,347.12, 72,236.96 and 28,473.76

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Solution

The fourth proportional to 52,347.12, 72,236.96 and 28,473.76 is: 39,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,347.12 : 72,236.96 = 28,473.76 : x
  2. Step 2: Convert to fraction form
    52,347.12/72,236.96 = 28,473.76/x
  3. Step 3: Cross multiply
    52,347.12x = 72,236.96 × 28,473.76
  4. Step 4: Simplify right side
    52,347.12x = 2,056,857,862.17
  5. Step 5: Solve for x
    x = 2,056,857,862.17/52,347.12
  6. Step 6: Final answer
    x = 39,292.67

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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.