Home / 161,573.04-222,970.32-89,951.22

Finding the Fourth Proportional to 161,573.04, 222,970.32 and 89,951.22

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Solution

The fourth proportional to 161,573.04, 222,970.32 and 89,951.22 is: 124,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,573.04 : 222,970.32 = 89,951.22 : x
  2. Step 2: Convert to fraction form
    161,573.04/222,970.32 = 89,951.22/x
  3. Step 3: Cross multiply
    161,573.04x = 222,970.32 × 89,951.22
  4. Step 4: Simplify right side
    161,573.04x = 20,056,452,307.79
  5. Step 5: Solve for x
    x = 20,056,452,307.79/161,573.04
  6. Step 6: Final answer
    x = 124,132.42

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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.