Home / 236,882.64-326,890.44-129,452.34

Finding the Fourth Proportional to 236,882.64, 326,890.44 and 129,452.34

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Solution

The fourth proportional to 236,882.64, 326,890.44 and 129,452.34 is: 178,640.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,882.64 : 326,890.44 = 129,452.34 : x
  2. Step 2: Convert to fraction form
    236,882.64/326,890.44 = 129,452.34/x
  3. Step 3: Cross multiply
    236,882.64x = 326,890.44 × 129,452.34
  4. Step 4: Simplify right side
    236,882.64x = 42,316,732,381.63
  5. Step 5: Solve for x
    x = 42,316,732,381.63/236,882.64
  6. Step 6: Final answer
    x = 178,640.07

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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.