Home / 152,821.80-228,714.30-134,159.40

Finding the Fourth Proportional to 152,821.80, 228,714.30 and 134,159.40

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Solution

The fourth proportional to 152,821.80, 228,714.30 and 134,159.40 is: 200,784.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,821.80 : 228,714.30 = 134,159.40 : x
  2. Step 2: Convert to fraction form
    152,821.80/228,714.30 = 134,159.40/x
  3. Step 3: Cross multiply
    152,821.80x = 228,714.30 × 134,159.40
  4. Step 4: Simplify right side
    152,821.80x = 30,684,173,259.42
  5. Step 5: Solve for x
    x = 30,684,173,259.42/152,821.80
  6. Step 6: Final answer
    x = 200,784.01

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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.