Home / 161,440.42-222,784.30-93,460.27

Finding the Fourth Proportional to 161,440.42, 222,784.30 and 93,460.27

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Solution

The fourth proportional to 161,440.42, 222,784.30 and 93,460.27 is: 128,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,440.42 : 222,784.30 = 93,460.27 : x
  2. Step 2: Convert to fraction form
    161,440.42/222,784.30 = 93,460.27/x
  3. Step 3: Cross multiply
    161,440.42x = 222,784.30 × 93,460.27
  4. Step 4: Simplify right side
    161,440.42x = 20,821,480,829.76
  5. Step 5: Solve for x
    x = 20,821,480,829.76/161,440.42
  6. Step 6: Final answer
    x = 128,973.16

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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.