Home / 173,206.80-238,809.20-132,421.47

Finding the Fourth Proportional to 173,206.80, 238,809.20 and 132,421.47

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Solution

The fourth proportional to 173,206.80, 238,809.20 and 132,421.47 is: 182,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,206.80 : 238,809.20 = 132,421.47 : x
  2. Step 2: Convert to fraction form
    173,206.80/238,809.20 = 132,421.47/x
  3. Step 3: Cross multiply
    173,206.80x = 238,809.20 × 132,421.47
  4. Step 4: Simplify right side
    173,206.80x = 31,623,464,651.42
  5. Step 5: Solve for x
    x = 31,623,464,651.42/173,206.80
  6. Step 6: Final answer
    x = 182,576.35

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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.