Home / 142,769.55-214,165.26-37,587

Finding the Fourth Proportional to 142,769.55, 214,165.26 and 37,587

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Solution

The fourth proportional to 142,769.55, 214,165.26 and 37,587 is: 56,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,769.55 : 214,165.26 = 37,587 : x
  2. Step 2: Convert to fraction form
    142,769.55/214,165.26 = 37,587/x
  3. Step 3: Cross multiply
    142,769.55x = 214,165.26 × 37,587
  4. Step 4: Simplify right side
    142,769.55x = 8,049,829,627.62
  5. Step 5: Solve for x
    x = 8,049,829,627.62/142,769.55
  6. Step 6: Final answer
    x = 56,383.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.