Home / 52,627.55-72,630.95-28,757.77

Finding the Fourth Proportional to 52,627.55, 72,630.95 and 28,757.77

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Solution

The fourth proportional to 52,627.55, 72,630.95 and 28,757.77 is: 39,688.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,627.55 : 72,630.95 = 28,757.77 : x
  2. Step 2: Convert to fraction form
    52,627.55/72,630.95 = 28,757.77/x
  3. Step 3: Cross multiply
    52,627.55x = 72,630.95 × 28,757.77
  4. Step 4: Simplify right side
    52,627.55x = 2,088,703,829.62
  5. Step 5: Solve for x
    x = 2,088,703,829.62/52,627.55
  6. Step 6: Final answer
    x = 39,688.41

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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.