Home / 359,919.02-539,907.23-123,263.75

Finding the Fourth Proportional to 359,919.02, 539,907.23 and 123,263.75

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Solution

The fourth proportional to 359,919.02, 539,907.23 and 123,263.75 is: 184,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,919.02 : 539,907.23 = 123,263.75 : x
  2. Step 2: Convert to fraction form
    359,919.02/539,907.23 = 123,263.75/x
  3. Step 3: Cross multiply
    359,919.02x = 539,907.23 × 123,263.75
  4. Step 4: Simplify right side
    359,919.02x = 66,550,989,821.91
  5. Step 5: Solve for x
    x = 66,550,989,821.91/359,919.02
  6. Step 6: Final answer
    x = 184,905.45

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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.