Home / 236,564.04-326,453.58-129,133.74

Finding the Fourth Proportional to 236,564.04, 326,453.58 and 129,133.74

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Solution

The fourth proportional to 236,564.04, 326,453.58 and 129,133.74 is: 178,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,564.04 : 326,453.58 = 129,133.74 : x
  2. Step 2: Convert to fraction form
    236,564.04/326,453.58 = 129,133.74/x
  3. Step 3: Cross multiply
    236,564.04x = 326,453.58 × 129,133.74
  4. Step 4: Simplify right side
    236,564.04x = 42,156,171,721.79
  5. Step 5: Solve for x
    x = 42,156,171,721.79/236,564.04
  6. Step 6: Final answer
    x = 178,201.94

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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.