Home / 236,493.60-326,349.18-129,062.76

Finding the Fourth Proportional to 236,493.60, 326,349.18 and 129,062.76

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Solution

The fourth proportional to 236,493.60, 326,349.18 and 129,062.76 is: 178,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,493.60 : 326,349.18 = 129,062.76 : x
  2. Step 2: Convert to fraction form
    236,493.60/326,349.18 = 129,062.76/x
  3. Step 3: Cross multiply
    236,493.60x = 326,349.18 × 129,062.76
  4. Step 4: Simplify right side
    236,493.60x = 42,119,525,894.54
  5. Step 5: Solve for x
    x = 42,119,525,894.54/236,493.60
  6. Step 6: Final answer
    x = 178,100.07

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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.