Home / 117,327.16-161,907.42-69,552.10

Finding the Fourth Proportional to 117,327.16, 161,907.42 and 69,552.10

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Solution

The fourth proportional to 117,327.16, 161,907.42 and 69,552.10 is: 95,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,327.16 : 161,907.42 = 69,552.10 : x
  2. Step 2: Convert to fraction form
    117,327.16/161,907.42 = 69,552.10/x
  3. Step 3: Cross multiply
    117,327.16x = 161,907.42 × 69,552.10
  4. Step 4: Simplify right side
    117,327.16x = 11,261,001,066.58
  5. Step 5: Solve for x
    x = 11,261,001,066.58/117,327.16
  6. Step 6: Final answer
    x = 95,979.49

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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.