Home / 142,259.34-213,446.39-63,319.58

Finding the Fourth Proportional to 142,259.34, 213,446.39 and 63,319.58

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Solution

The fourth proportional to 142,259.34, 213,446.39 and 63,319.58 is: 95,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,259.34 : 213,446.39 = 63,319.58 : x
  2. Step 2: Convert to fraction form
    142,259.34/213,446.39 = 63,319.58/x
  3. Step 3: Cross multiply
    142,259.34x = 213,446.39 × 63,319.58
  4. Step 4: Simplify right side
    142,259.34x = 13,515,334,383.49
  5. Step 5: Solve for x
    x = 13,515,334,383.49/142,259.34
  6. Step 6: Final answer
    x = 95,004.90

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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.