Home / 161,581.64-242,483.18-56,400.60

Finding the Fourth Proportional to 161,581.64, 242,483.18 and 56,400.60

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Solution

The fourth proportional to 161,581.64, 242,483.18 and 56,400.60 is: 84,639.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,581.64 : 242,483.18 = 56,400.60 : x
  2. Step 2: Convert to fraction form
    161,581.64/242,483.18 = 56,400.60/x
  3. Step 3: Cross multiply
    161,581.64x = 242,483.18 × 56,400.60
  4. Step 4: Simplify right side
    161,581.64x = 13,676,196,841.91
  5. Step 5: Solve for x
    x = 13,676,196,841.91/161,581.64
  6. Step 6: Final answer
    x = 84,639.55

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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.