Home / 236,535.60-326,407.14-129,104.76

Finding the Fourth Proportional to 236,535.60, 326,407.14 and 129,104.76

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Solution

The fourth proportional to 236,535.60, 326,407.14 and 129,104.76 is: 178,158.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,535.60 : 326,407.14 = 129,104.76 : x
  2. Step 2: Convert to fraction form
    236,535.60/326,407.14 = 129,104.76/x
  3. Step 3: Cross multiply
    236,535.60x = 326,407.14 × 129,104.76
  4. Step 4: Simplify right side
    236,535.60x = 42,140,715,471.99
  5. Step 5: Solve for x
    x = 42,140,715,471.99/236,535.60
  6. Step 6: Final answer
    x = 178,158.03

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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.