Home / 104,779.22-157,199.87-60,437.80

Finding the Fourth Proportional to 104,779.22, 157,199.87 and 60,437.80

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Solution

The fourth proportional to 104,779.22, 157,199.87 and 60,437.80 is: 90,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,779.22 : 157,199.87 = 60,437.80 : x
  2. Step 2: Convert to fraction form
    104,779.22/157,199.87 = 60,437.80/x
  3. Step 3: Cross multiply
    104,779.22x = 157,199.87 × 60,437.80
  4. Step 4: Simplify right side
    104,779.22x = 9,500,813,607.90
  5. Step 5: Solve for x
    x = 9,500,813,607.90/104,779.22
  6. Step 6: Final answer
    x = 90,674.60

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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.