Home / 161,071.68-222,245.76-93,064.32

Finding the Fourth Proportional to 161,071.68, 222,245.76 and 93,064.32

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Solution

The fourth proportional to 161,071.68, 222,245.76 and 93,064.32 is: 128,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,071.68 : 222,245.76 = 93,064.32 : x
  2. Step 2: Convert to fraction form
    161,071.68/222,245.76 = 93,064.32/x
  3. Step 3: Cross multiply
    161,071.68x = 222,245.76 × 93,064.32
  4. Step 4: Simplify right side
    161,071.68x = 20,683,150,527.28
  5. Step 5: Solve for x
    x = 20,683,150,527.28/161,071.68
  6. Step 6: Final answer
    x = 128,409.60

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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.