Home / 152,678.10-228,907.80-63,885.90

Finding the Fourth Proportional to 152,678.10, 228,907.80 and 63,885.90

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Solution

The fourth proportional to 152,678.10, 228,907.80 and 63,885.90 is: 95,783.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,678.10 : 228,907.80 = 63,885.90 : x
  2. Step 2: Convert to fraction form
    152,678.10/228,907.80 = 63,885.90/x
  3. Step 3: Cross multiply
    152,678.10x = 228,907.80 × 63,885.90
  4. Step 4: Simplify right side
    152,678.10x = 14,623,980,820.02
  5. Step 5: Solve for x
    x = 14,623,980,820.02/152,678.10
  6. Step 6: Final answer
    x = 95,783.09

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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.