Home / 163,061.60-225,035.76-91,446.24

Finding the Fourth Proportional to 163,061.60, 225,035.76 and 91,446.24

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Solution

The fourth proportional to 163,061.60, 225,035.76 and 91,446.24 is: 126,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,061.60 : 225,035.76 = 91,446.24 : x
  2. Step 2: Convert to fraction form
    163,061.60/225,035.76 = 91,446.24/x
  3. Step 3: Cross multiply
    163,061.60x = 225,035.76 × 91,446.24
  4. Step 4: Simplify right side
    163,061.60x = 20,578,674,117.54
  5. Step 5: Solve for x
    x = 20,578,674,117.54/163,061.60
  6. Step 6: Final answer
    x = 126,201.84

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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.