Home / 161,386.24-222,718.40-88,792.16

Finding the Fourth Proportional to 161,386.24, 222,718.40 and 88,792.16

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Solution

The fourth proportional to 161,386.24, 222,718.40 and 88,792.16 is: 122,536.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,386.24 : 222,718.40 = 88,792.16 : x
  2. Step 2: Convert to fraction form
    161,386.24/222,718.40 = 88,792.16/x
  3. Step 3: Cross multiply
    161,386.24x = 222,718.40 × 88,792.16
  4. Step 4: Simplify right side
    161,386.24x = 19,775,647,807.74
  5. Step 5: Solve for x
    x = 19,775,647,807.74/161,386.24
  6. Step 6: Final answer
    x = 122,536.15

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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.