Home / 233,653.05-322,442.51-131,680.13

Finding the Fourth Proportional to 233,653.05, 322,442.51 and 131,680.13

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Solution

The fourth proportional to 233,653.05, 322,442.51 and 131,680.13 is: 181,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,653.05 : 322,442.51 = 131,680.13 : x
  2. Step 2: Convert to fraction form
    233,653.05/322,442.51 = 131,680.13/x
  3. Step 3: Cross multiply
    233,653.05x = 322,442.51 × 131,680.13
  4. Step 4: Simplify right side
    233,653.05x = 42,459,269,363.71
  5. Step 5: Solve for x
    x = 42,459,269,363.71/233,653.05
  6. Step 6: Final answer
    x = 181,719.30

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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.