Home / 175,331.20-262,996.80-57,006.40

Finding the Fourth Proportional to 175,331.20, 262,996.80 and 57,006.40

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Solution

The fourth proportional to 175,331.20, 262,996.80 and 57,006.40 is: 85,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,331.20 : 262,996.80 = 57,006.40 : x
  2. Step 2: Convert to fraction form
    175,331.20/262,996.80 = 57,006.40/x
  3. Step 3: Cross multiply
    175,331.20x = 262,996.80 × 57,006.40
  4. Step 4: Simplify right side
    175,331.20x = 14,992,500,779.52
  5. Step 5: Solve for x
    x = 14,992,500,779.52/175,331.20
  6. Step 6: Final answer
    x = 85,509.60

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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.