Home / 140,970.20-211,455.30-134,058.20

Finding the Fourth Proportional to 140,970.20, 211,455.30 and 134,058.20

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Solution

The fourth proportional to 140,970.20, 211,455.30 and 134,058.20 is: 201,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,970.20 : 211,455.30 = 134,058.20 : x
  2. Step 2: Convert to fraction form
    140,970.20/211,455.30 = 134,058.20/x
  3. Step 3: Cross multiply
    140,970.20x = 211,455.30 × 134,058.20
  4. Step 4: Simplify right side
    140,970.20x = 28,347,316,898.46
  5. Step 5: Solve for x
    x = 28,347,316,898.46/140,970.20
  6. Step 6: Final answer
    x = 201,087.30

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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.