Home / 152,410.60-228,227.10-121,306.60

Finding the Fourth Proportional to 152,410.60, 228,227.10 and 121,306.60

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Solution

The fourth proportional to 152,410.60, 228,227.10 and 121,306.60 is: 181,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,410.60 : 228,227.10 = 121,306.60 : x
  2. Step 2: Convert to fraction form
    152,410.60/228,227.10 = 121,306.60/x
  3. Step 3: Cross multiply
    152,410.60x = 228,227.10 × 121,306.60
  4. Step 4: Simplify right side
    152,410.60x = 27,685,453,528.86
  5. Step 5: Solve for x
    x = 27,685,453,528.86/152,410.60
  6. Step 6: Final answer
    x = 181,650.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.