Home / 236,614.35-326,526.10-129,184.39

Finding the Fourth Proportional to 236,614.35, 326,526.10 and 129,184.39

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Solution

The fourth proportional to 236,614.35, 326,526.10 and 129,184.39 is: 178,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,614.35 : 326,526.10 = 129,184.39 : x
  2. Step 2: Convert to fraction form
    236,614.35/326,526.10 = 129,184.39/x
  3. Step 3: Cross multiply
    236,614.35x = 326,526.10 × 129,184.39
  4. Step 4: Simplify right side
    236,614.35x = 42,182,073,908.30
  5. Step 5: Solve for x
    x = 42,182,073,908.30/236,614.35
  6. Step 6: Final answer
    x = 178,273.52

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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.