Home / 38,076.52-52,543.81-20,848.57

Finding the Fourth Proportional to 38,076.52, 52,543.81 and 20,848.57

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Solution

The fourth proportional to 38,076.52, 52,543.81 and 20,848.57 is: 28,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,076.52 : 52,543.81 = 20,848.57 : x
  2. Step 2: Convert to fraction form
    38,076.52/52,543.81 = 20,848.57/x
  3. Step 3: Cross multiply
    38,076.52x = 52,543.81 × 20,848.57
  4. Step 4: Simplify right side
    38,076.52x = 1,095,463,300.85
  5. Step 5: Solve for x
    x = 1,095,463,300.85/38,076.52
  6. Step 6: Final answer
    x = 28,770.05

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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.