Home / 52,209.60-72,046.80-28,336.08

Finding the Fourth Proportional to 52,209.60, 72,046.80 and 28,336.08

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Solution

The fourth proportional to 52,209.60, 72,046.80 and 28,336.08 is: 39,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,209.60 : 72,046.80 = 28,336.08 : x
  2. Step 2: Convert to fraction form
    52,209.60/72,046.80 = 28,336.08/x
  3. Step 3: Cross multiply
    52,209.60x = 72,046.80 × 28,336.08
  4. Step 4: Simplify right side
    52,209.60x = 2,041,523,888.54
  5. Step 5: Solve for x
    x = 2,041,523,888.54/52,209.60
  6. Step 6: Final answer
    x = 39,102.46

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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.