Home / 161,579.59-242,480.07-56,398.55

Finding the Fourth Proportional to 161,579.59, 242,480.07 and 56,398.55

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Solution

The fourth proportional to 161,579.59, 242,480.07 and 56,398.55 is: 84,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,579.59 : 242,480.07 = 56,398.55 : x
  2. Step 2: Convert to fraction form
    161,579.59/242,480.07 = 56,398.55/x
  3. Step 3: Cross multiply
    161,579.59x = 242,480.07 × 56,398.55
  4. Step 4: Simplify right side
    161,579.59x = 13,675,523,139.50
  5. Step 5: Solve for x
    x = 13,675,523,139.50/161,579.59
  6. Step 6: Final answer
    x = 84,636.45

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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.