Home / 161,312.91-222,552.32-97,627.47

Finding the Fourth Proportional to 161,312.91, 222,552.32 and 97,627.47

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Solution

The fourth proportional to 161,312.91, 222,552.32 and 97,627.47 is: 134,689.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,312.91 : 222,552.32 = 97,627.47 : x
  2. Step 2: Convert to fraction form
    161,312.91/222,552.32 = 97,627.47/x
  3. Step 3: Cross multiply
    161,312.91x = 222,552.32 × 97,627.47
  4. Step 4: Simplify right side
    161,312.91x = 21,727,219,944.23
  5. Step 5: Solve for x
    x = 21,727,219,944.23/161,312.91
  6. Step 6: Final answer
    x = 134,689.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.