Home / 72,772.51-100,392.88-52,597.44

Finding the Fourth Proportional to 72,772.51, 100,392.88 and 52,597.44

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Solution

The fourth proportional to 72,772.51, 100,392.88 and 52,597.44 is: 72,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,772.51 : 100,392.88 = 52,597.44 : x
  2. Step 2: Convert to fraction form
    72,772.51/100,392.88 = 52,597.44/x
  3. Step 3: Cross multiply
    72,772.51x = 100,392.88 × 52,597.44
  4. Step 4: Simplify right side
    72,772.51x = 5,280,408,482.23
  5. Step 5: Solve for x
    x = 5,280,408,482.23/72,772.51
  6. Step 6: Final answer
    x = 72,560.48

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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.