Home / 161,543.60-222,927.78-89,923.52

Finding the Fourth Proportional to 161,543.60, 222,927.78 and 89,923.52

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Solution

The fourth proportional to 161,543.60, 222,927.78 and 89,923.52 is: 124,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,543.60 : 222,927.78 = 89,923.52 : x
  2. Step 2: Convert to fraction form
    161,543.60/222,927.78 = 89,923.52/x
  3. Step 3: Cross multiply
    161,543.60x = 222,927.78 × 89,923.52
  4. Step 4: Simplify right side
    161,543.60x = 20,046,450,683.39
  5. Step 5: Solve for x
    x = 20,046,450,683.39/161,543.60
  6. Step 6: Final answer
    x = 124,093.13

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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.