Home / 161,376.95-222,547.32-103,252.06

Finding the Fourth Proportional to 161,376.95, 222,547.32 and 103,252.06

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Solution

The fourth proportional to 161,376.95, 222,547.32 and 103,252.06 is: 142,390.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,376.95 : 222,547.32 = 103,252.06 : x
  2. Step 2: Convert to fraction form
    161,376.95/222,547.32 = 103,252.06/x
  3. Step 3: Cross multiply
    161,376.95x = 222,547.32 × 103,252.06
  4. Step 4: Simplify right side
    161,376.95x = 22,978,469,237.48
  5. Step 5: Solve for x
    x = 22,978,469,237.48/161,376.95
  6. Step 6: Final answer
    x = 142,390.03

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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.