Home / 161,504.02-222,873.38-89,884.04

Finding the Fourth Proportional to 161,504.02, 222,873.38 and 89,884.04

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Solution

The fourth proportional to 161,504.02, 222,873.38 and 89,884.04 is: 124,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,504.02 : 222,873.38 = 89,884.04 : x
  2. Step 2: Convert to fraction form
    161,504.02/222,873.38 = 89,884.04/x
  3. Step 3: Cross multiply
    161,504.02x = 222,873.38 × 89,884.04
  4. Step 4: Simplify right side
    161,504.02x = 20,032,759,802.86
  5. Step 5: Solve for x
    x = 20,032,759,802.86/161,504.02
  6. Step 6: Final answer
    x = 124,038.77

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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.