Home / 152,025.20-228,017.10-39,714.20

Finding the Fourth Proportional to 152,025.20, 228,017.10 and 39,714.20

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Solution

The fourth proportional to 152,025.20, 228,017.10 and 39,714.20 is: 59,565.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,025.20 : 228,017.10 = 39,714.20 : x
  2. Step 2: Convert to fraction form
    152,025.20/228,017.10 = 39,714.20/x
  3. Step 3: Cross multiply
    152,025.20x = 228,017.10 × 39,714.20
  4. Step 4: Simplify right side
    152,025.20x = 9,055,516,712.82
  5. Step 5: Solve for x
    x = 9,055,516,712.82/152,025.20
  6. Step 6: Final answer
    x = 59,565.89

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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.