Home / 406,585.45-609,832.02-107,089.47

Finding the Fourth Proportional to 406,585.45, 609,832.02 and 107,089.47

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Solution

The fourth proportional to 406,585.45, 609,832.02 and 107,089.47 is: 160,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,585.45 : 609,832.02 = 107,089.47 : x
  2. Step 2: Convert to fraction form
    406,585.45/609,832.02 = 107,089.47/x
  3. Step 3: Cross multiply
    406,585.45x = 609,832.02 × 107,089.47
  4. Step 4: Simplify right side
    406,585.45x = 65,306,587,810.83
  5. Step 5: Solve for x
    x = 65,306,587,810.83/406,585.45
  6. Step 6: Final answer
    x = 160,622.05

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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.