Home / 169,416.45-252,740.65-157,336.01

Finding the Fourth Proportional to 169,416.45, 252,740.65 and 157,336.01

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Solution

The fourth proportional to 169,416.45, 252,740.65 and 157,336.01 is: 234,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,416.45 : 252,740.65 = 157,336.01 : x
  2. Step 2: Convert to fraction form
    169,416.45/252,740.65 = 157,336.01/x
  3. Step 3: Cross multiply
    169,416.45x = 252,740.65 × 157,336.01
  4. Step 4: Simplify right side
    169,416.45x = 39,765,205,435.81
  5. Step 5: Solve for x
    x = 39,765,205,435.81/169,416.45
  6. Step 6: Final answer
    x = 234,718.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.