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Finding the Fourth Proportional to 169,200.86, 233,497.17 and 101,220.68

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Solution

The fourth proportional to 169,200.86, 233,497.17 and 101,220.68 is: 139,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,200.86 : 233,497.17 = 101,220.68 : x
  2. Step 2: Convert to fraction form
    169,200.86/233,497.17 = 101,220.68/x
  3. Step 3: Cross multiply
    169,200.86x = 233,497.17 × 101,220.68
  4. Step 4: Simplify right side
    169,200.86x = 23,634,742,909.22
  5. Step 5: Solve for x
    x = 23,634,742,909.22/169,200.86
  6. Step 6: Final answer
    x = 139,684.54

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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.